31050075

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 64281600

約数和(自身を除く): 33231525

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 49, 51, 71, 75, 85, 105, 119, 147, 175, 213, 245, 255, 343, 355, 357, 425, 497, 525, 595, 735, 833, 1029, 1065, 1207, 1225, 1275, 1491, 1715, 1775, 1785, 2485, 2499, 2975, 3479, 3621, 3675, 4165, 5145, 5325, 5831, 6035, 7455, 8449, 8575, 8925, 10437, 12425, 12495, 17395, 17493, 18105, 20825, 24353, 25347, 25725, 29155, 30175, 37275, 42245, 52185, 59143, 62475, 73059, 86975, 87465, 90525, 121765, 126735, 145775, 177429, 211225, 260925, 295715, 365295, 414001, 437325, 608825, 633675, 887145, 1242003, 1478575, 1826475, 2070005, 4435725, 6210015, 10350025, 31050075]

約数ペア:

[(1, 31050075), (3, 10350025), (5, 6210015), (7, 4435725), (15, 2070005), (17, 1826475), (21, 1478575), (25, 1242003), (35, 887145), (49, 633675), (51, 608825), (71, 437325), (75, 414001), (85, 365295), (105, 295715), (119, 260925), (147, 211225), (175, 177429), (213, 145775), (245, 126735), (255, 121765), (343, 90525), (355, 87465), (357, 86975), (425, 73059), (497, 62475), (525, 59143), (595, 52185), (735, 42245), (833, 37275), (1029, 30175), (1065, 29155), (1207, 25725), (1225, 25347), (1275, 24353), (1491, 20825), (1715, 18105), (1775, 17493), (1785, 17395), (2485, 12495), (2499, 12425), (2975, 10437), (3479, 8925), (3621, 8575), (3675, 8449), (4165, 7455), (5145, 6035), (5325, 5831)]