2496581900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:472

約数の個数: 108

約数和(自身を含む): 5683526856

約数和(自身を除く): 3186944956

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 83, 100, 124, 155, 166, 310, 313, 332, 415, 620, 626, 775, 830, 961, 1252, 1550, 1565, 1660, 1922, 2075, 2573, 3100, 3130, 3844, 4150, 4805, 5146, 6260, 7825, 8300, 9610, 9703, 10292, 12865, 15650, 19220, 19406, 24025, 25730, 25979, 31300, 38812, 48050, 48515, 51460, 51958, 64325, 79763, 96100, 97030, 103916, 128650, 129895, 159526, 194060, 242575, 257300, 259790, 300793, 319052, 398815, 485150, 519580, 601586, 649475, 797630, 805349, 970300, 1203172, 1298950, 1503965, 1595260, 1610698, 1994075, 2597900, 3007930, 3221396, 3988150, 4026745, 6015860, 7519825, 7976300, 8053490, 15039650, 16106980, 20133725, 24965819, 30079300, 40267450, 49931638, 80534900, 99863276, 124829095, 249658190, 499316380, 624145475, 1248290950, 2496581900]

約数ペア:

[(1, 2496581900), (2, 1248290950), (4, 624145475), (5, 499316380), (10, 249658190), (20, 124829095), (25, 99863276), (31, 80534900), (50, 49931638), (62, 40267450), (83, 30079300), (100, 24965819), (124, 20133725), (155, 16106980), (166, 15039650), (310, 8053490), (313, 7976300), (332, 7519825), (415, 6015860), (620, 4026745), (626, 3988150), (775, 3221396), (830, 3007930), (961, 2597900), (1252, 1994075), (1550, 1610698), (1565, 1595260), (1660, 1503965), (1922, 1298950), (2075, 1203172), (2573, 970300), (3100, 805349), (3130, 797630), (3844, 649475), (4150, 601586), (4805, 519580), (5146, 485150), (6260, 398815), (7825, 319052), (8300, 300793), (9610, 259790), (9703, 257300), (10292, 242575), (12865, 194060), (15650, 159526), (19220, 129895), (19406, 128650), (24025, 103916), (25730, 97030), (25979, 96100), (31300, 79763), (38812, 64325), (48050, 51958), (48515, 51460)]