15703245975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{157}}^1\times {\mathrm{2521}}^1$

素因数の和:2737

約数の個数: 72

約数和(自身を含む): 27324296272

約数和(自身を除く): 11621050297

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 157, 345, 471, 529, 575, 785, 1587, 1725, 2355, 2521, 2645, 3611, 3925, 7563, 7935, 10833, 11775, 12605, 13225, 18055, 37815, 39675, 54165, 57983, 63025, 83053, 90275, 173949, 189075, 249159, 270825, 289915, 395797, 415265, 869745, 1187391, 1245795, 1333609, 1449575, 1978985, 2076325, 4000827, 4348725, 5936955, 6228975, 6668045, 9103331, 9894925, 20004135, 27309993, 29684775, 33340225, 45516655, 100020675, 136549965, 209376613, 227583275, 628129839, 682749825, 1046883065, 3140649195, 5234415325, 15703245975]

約数ペア:

[(1, 15703245975), (3, 5234415325), (5, 3140649195), (15, 1046883065), (23, 682749825), (25, 628129839), (69, 227583275), (75, 209376613), (115, 136549965), (157, 100020675), (345, 45516655), (471, 33340225), (529, 29684775), (575, 27309993), (785, 20004135), (1587, 9894925), (1725, 9103331), (2355, 6668045), (2521, 6228975), (2645, 5936955), (3611, 4348725), (3925, 4000827), (7563, 2076325), (7935, 1978985), (10833, 1449575), (11775, 1333609), (12605, 1245795), (13225, 1187391), (18055, 869745), (37815, 415265), (39675, 395797), (54165, 289915), (57983, 270825), (63025, 249159), (83053, 189075), (90275, 173949)]