20167945900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{761}}^1$

素因数の和:992

約数の個数: 144

約数和(自身を含む): 46225041408

約数和(自身を除く): 26057095508

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 83, 100, 103, 124, 155, 166, 206, 310, 332, 412, 415, 515, 620, 761, 775, 830, 1030, 1522, 1550, 1660, 2060, 2075, 2573, 2575, 3044, 3100, 3193, 3805, 4150, 5146, 5150, 6386, 7610, 8300, 8549, 10292, 10300, 12772, 12865, 15220, 15965, 17098, 19025, 23591, 25730, 31930, 34196, 38050, 42745, 47182, 51460, 63163, 63860, 64325, 76100, 78383, 79825, 85490, 94364, 117955, 126326, 128650, 156766, 159650, 170980, 213725, 235910, 252652, 257300, 265019, 313532, 315815, 319300, 391915, 427450, 471820, 530038, 589775, 631630, 783830, 854900, 1060076, 1179550, 1263260, 1325095, 1567660, 1579075, 1958053, 1959575, 2359100, 2429873, 2650190, 3158150, 3916106, 3919150, 4859746, 5300380, 6316300, 6505789, 6625475, 7832212, 7838300, 9719492, 9790265, 12149365, 13011578, 13250950, 19580530, 24298730, 26023156, 26501900, 32528945, 39161060, 48597460, 48951325, 60746825, 65057890, 97902650, 121493650, 130115780, 162644725, 195805300, 201679459, 242987300, 325289450, 403358918, 650578900, 806717836, 1008397295, 2016794590, 4033589180, 5041986475, 10083972950, 20167945900]

約数ペア:

[(1, 20167945900), (2, 10083972950), (4, 5041986475), (5, 4033589180), (10, 2016794590), (20, 1008397295), (25, 806717836), (31, 650578900), (50, 403358918), (62, 325289450), (83, 242987300), (100, 201679459), (103, 195805300), (124, 162644725), (155, 130115780), (166, 121493650), (206, 97902650), (310, 65057890), (332, 60746825), (412, 48951325), (415, 48597460), (515, 39161060), (620, 32528945), (761, 26501900), (775, 26023156), (830, 24298730), (1030, 19580530), (1522, 13250950), (1550, 13011578), (1660, 12149365), (2060, 9790265), (2075, 9719492), (2573, 7838300), (2575, 7832212), (3044, 6625475), (3100, 6505789), (3193, 6316300), (3805, 5300380), (4150, 4859746), (5146, 3919150), (5150, 3916106), (6386, 3158150), (7610, 2650190), (8300, 2429873), (8549, 2359100), (10292, 1959575), (10300, 1958053), (12772, 1579075), (12865, 1567660), (15220, 1325095), (15965, 1263260), (17098, 1179550), (19025, 1060076), (23591, 854900), (25730, 783830), (31930, 631630), (34196, 589775), (38050, 530038), (42745, 471820), (47182, 427450), (51460, 391915), (63163, 319300), (63860, 315815), (64325, 313532), (76100, 265019), (78383, 257300), (79825, 252652), (85490, 235910), (94364, 213725), (117955, 170980), (126326, 159650), (128650, 156766)]