90188980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:833

約数の個数: 96

約数和(自身を含む): 232275456

約数和(自身を除く): 142086476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 37, 46, 70, 74, 92, 115, 140, 148, 161, 185, 230, 259, 322, 370, 460, 518, 644, 740, 757, 805, 851, 1036, 1295, 1514, 1610, 1702, 2590, 3028, 3220, 3404, 3785, 4255, 5180, 5299, 5957, 7570, 8510, 10598, 11914, 15140, 17020, 17411, 21196, 23828, 26495, 28009, 29785, 34822, 52990, 56018, 59570, 69644, 87055, 105980, 112036, 119140, 121877, 140045, 174110, 196063, 243754, 280090, 348220, 392126, 487508, 560180, 609385, 644207, 784252, 980315, 1218770, 1288414, 1960630, 2437540, 2576828, 3221035, 3921260, 4509449, 6442070, 9018898, 12884140, 18037796, 22547245, 45094490, 90188980]

約数ペア:

[(1, 90188980), (2, 45094490), (4, 22547245), (5, 18037796), (7, 12884140), (10, 9018898), (14, 6442070), (20, 4509449), (23, 3921260), (28, 3221035), (35, 2576828), (37, 2437540), (46, 1960630), (70, 1288414), (74, 1218770), (92, 980315), (115, 784252), (140, 644207), (148, 609385), (161, 560180), (185, 487508), (230, 392126), (259, 348220), (322, 280090), (370, 243754), (460, 196063), (518, 174110), (644, 140045), (740, 121877), (757, 119140), (805, 112036), (851, 105980), (1036, 87055), (1295, 69644), (1514, 59570), (1610, 56018), (1702, 52990), (2590, 34822), (3028, 29785), (3220, 28009), (3404, 26495), (3785, 23828), (4255, 21196), (5180, 17411), (5299, 17020), (5957, 15140), (7570, 11914), (8510, 10598)]