72702525

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 142264704

約数和(自身を除く): 69562179

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 73, 75, 105, 147, 175, 219, 245, 271, 365, 511, 525, 735, 813, 1095, 1225, 1355, 1533, 1825, 1897, 2555, 3577, 3675, 4065, 5475, 5691, 6775, 7665, 9485, 10731, 12775, 13279, 17885, 19783, 20325, 28455, 38325, 39837, 47425, 53655, 59349, 66395, 89425, 98915, 138481, 142275, 199185, 268275, 296745, 331975, 415443, 494575, 692405, 969367, 995925, 1483725, 2077215, 2908101, 3462025, 4846835, 10386075, 14540505, 24234175, 72702525]

約数ペア:

[(1, 72702525), (3, 24234175), (5, 14540505), (7, 10386075), (15, 4846835), (21, 3462025), (25, 2908101), (35, 2077215), (49, 1483725), (73, 995925), (75, 969367), (105, 692405), (147, 494575), (175, 415443), (219, 331975), (245, 296745), (271, 268275), (365, 199185), (511, 142275), (525, 138481), (735, 98915), (813, 89425), (1095, 66395), (1225, 59349), (1355, 53655), (1533, 47425), (1825, 39837), (1897, 38325), (2555, 28455), (3577, 20325), (3675, 19783), (4065, 17885), (5475, 13279), (5691, 12775), (6775, 10731), (7665, 9485)]