157729520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4099}}^1$

素因数の和:4162

約数の個数: 80

約数和(自身を含む): 405703200

約数和(自身を除く): 247973680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 2405, 2960, 3848, 4099, 4810, 7696, 8198, 9620, 16396, 19240, 20495, 32792, 38480, 40990, 53287, 65584, 81980, 106574, 151663, 163960, 213148, 266435, 303326, 327920, 426296, 532870, 606652, 758315, 852592, 1065740, 1213304, 1516630, 1971619, 2131480, 2426608, 3033260, 3943238, 4262960, 6066520, 7886476, 9858095, 12133040, 15772952, 19716190, 31545904, 39432380, 78864760, 157729520]

約数ペア:

[(1, 157729520), (2, 78864760), (4, 39432380), (5, 31545904), (8, 19716190), (10, 15772952), (13, 12133040), (16, 9858095), (20, 7886476), (26, 6066520), (37, 4262960), (40, 3943238), (52, 3033260), (65, 2426608), (74, 2131480), (80, 1971619), (104, 1516630), (130, 1213304), (148, 1065740), (185, 852592), (208, 758315), (260, 606652), (296, 532870), (370, 426296), (481, 327920), (520, 303326), (592, 266435), (740, 213148), (962, 163960), (1040, 151663), (1480, 106574), (1924, 81980), (2405, 65584), (2960, 53287), (3848, 40990), (4099, 38480), (4810, 32792), (7696, 20495), (8198, 19240), (9620, 16396)]