31958160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10243}}^1$

素因数の和:10272

約数の個数: 80

約数和(自身を含む): 106701504

約数和(自身を除く): 74743344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 10243, 20486, 30729, 40972, 51215, 61458, 81944, 102430, 122916, 133159, 153645, 163888, 204860, 245832, 266318, 307290, 399477, 409720, 491664, 532636, 614580, 665795, 798954, 819440, 1065272, 1229160, 1331590, 1597908, 1997385, 2130544, 2458320, 2663180, 3195816, 3994770, 5326360, 6391632, 7989540, 10652720, 15979080, 31958160]

約数ペア:

[(1, 31958160), (2, 15979080), (3, 10652720), (4, 7989540), (5, 6391632), (6, 5326360), (8, 3994770), (10, 3195816), (12, 2663180), (13, 2458320), (15, 2130544), (16, 1997385), (20, 1597908), (24, 1331590), (26, 1229160), (30, 1065272), (39, 819440), (40, 798954), (48, 665795), (52, 614580), (60, 532636), (65, 491664), (78, 409720), (80, 399477), (104, 307290), (120, 266318), (130, 245832), (156, 204860), (195, 163888), (208, 153645), (240, 133159), (260, 122916), (312, 102430), (390, 81944), (520, 61458), (624, 51215), (780, 40972), (1040, 30729), (1560, 20486), (3120, 10243)]