8708783475

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{653}}^1$

素因数の和:890

約数の個数: 144

約数和(自身を含む): 17750292480

約数和(自身を除く): 9041509005

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 49, 57, 75, 95, 105, 133, 147, 175, 191, 245, 285, 399, 475, 525, 573, 653, 665, 735, 931, 955, 1225, 1337, 1425, 1959, 1995, 2793, 2865, 3265, 3325, 3629, 3675, 4011, 4571, 4655, 4775, 6685, 9359, 9795, 9975, 10887, 12407, 13713, 13965, 14325, 16325, 18145, 20055, 22855, 23275, 25403, 28077, 31997, 33425, 37221, 46795, 48975, 54435, 62035, 68565, 69825, 76209, 86849, 90725, 95991, 100275, 114275, 124723, 127015, 140385, 159985, 177821, 186105, 233975, 260547, 272175, 310175, 342825, 374169, 381045, 434245, 479955, 533463, 607943, 623615, 635075, 701925, 799925, 873061, 889105, 930525, 1302735, 1823829, 1870845, 1905225, 2171225, 2369737, 2399775, 2619183, 2667315, 3039715, 3118075, 4365305, 4445525, 6111427, 6513675, 7109211, 9119145, 9354225, 11848685, 13095915, 13336575, 15198575, 16588159, 18334281, 21826525, 30557135, 35546055, 45595725, 49764477, 59243425, 65479575, 82940795, 91671405, 116117113, 152785675, 177730275, 248822385, 348351339, 414703975, 458357025, 580585565, 1244111925, 1741756695, 2902927825, 8708783475]

約数ペア:

[(1, 8708783475), (3, 2902927825), (5, 1741756695), (7, 1244111925), (15, 580585565), (19, 458357025), (21, 414703975), (25, 348351339), (35, 248822385), (49, 177730275), (57, 152785675), (75, 116117113), (95, 91671405), (105, 82940795), (133, 65479575), (147, 59243425), (175, 49764477), (191, 45595725), (245, 35546055), (285, 30557135), (399, 21826525), (475, 18334281), (525, 16588159), (573, 15198575), (653, 13336575), (665, 13095915), (735, 11848685), (931, 9354225), (955, 9119145), (1225, 7109211), (1337, 6513675), (1425, 6111427), (1959, 4445525), (1995, 4365305), (2793, 3118075), (2865, 3039715), (3265, 2667315), (3325, 2619183), (3629, 2399775), (3675, 2369737), (4011, 2171225), (4571, 1905225), (4655, 1870845), (4775, 1823829), (6685, 1302735), (9359, 930525), (9795, 889105), (9975, 873061), (10887, 799925), (12407, 701925), (13713, 635075), (13965, 623615), (14325, 607943), (16325, 533463), (18145, 479955), (20055, 434245), (22855, 381045), (23275, 374169), (25403, 342825), (28077, 310175), (31997, 272175), (33425, 260547), (37221, 233975), (46795, 186105), (48975, 177821), (54435, 159985), (62035, 140385), (68565, 127015), (69825, 124723), (76209, 114275), (86849, 100275), (90725, 95991)]