31245750

素因数分解:

$2^1\times 3^4\times 5^3\times {\mathrm{1543}}^1$

素因数の和:1572

約数の個数: 80

約数和(自身を含む): 87433632

約数和(自身を除く): 56187882

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 125, 135, 150, 162, 225, 250, 270, 375, 405, 450, 675, 750, 810, 1125, 1350, 1543, 2025, 2250, 3086, 3375, 4050, 4629, 6750, 7715, 9258, 10125, 13887, 15430, 20250, 23145, 27774, 38575, 41661, 46290, 69435, 77150, 83322, 115725, 124983, 138870, 192875, 208305, 231450, 249966, 347175, 385750, 416610, 578625, 624915, 694350, 1041525, 1157250, 1249830, 1735875, 2083050, 3124575, 3471750, 5207625, 6249150, 10415250, 15622875, 31245750]

約数ペア:

[(1, 31245750), (2, 15622875), (3, 10415250), (5, 6249150), (6, 5207625), (9, 3471750), (10, 3124575), (15, 2083050), (18, 1735875), (25, 1249830), (27, 1157250), (30, 1041525), (45, 694350), (50, 624915), (54, 578625), (75, 416610), (81, 385750), (90, 347175), (125, 249966), (135, 231450), (150, 208305), (162, 192875), (225, 138870), (250, 124983), (270, 115725), (375, 83322), (405, 77150), (450, 69435), (675, 46290), (750, 41661), (810, 38575), (1125, 27774), (1350, 23145), (1543, 20250), (2025, 15430), (2250, 13887), (3086, 10125), (3375, 9258), (4050, 7715), (4629, 6750)]