80202720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12853}}^1$

素因数の和:12884

約数の個数: 96

約数和(自身を含む): 272093472

約数和(自身を除く): 191890752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 12853, 25706, 38559, 51412, 64265, 77118, 102824, 128530, 154236, 167089, 192795, 205648, 257060, 308472, 334178, 385590, 411296, 501267, 514120, 616944, 668356, 771180, 835445, 1002534, 1028240, 1233888, 1336712, 1542360, 1670890, 2005068, 2056480, 2506335, 2673424, 3084720, 3341780, 4010136, 5012670, 5346848, 6169440, 6683560, 8020272, 10025340, 13367120, 16040544, 20050680, 26734240, 40101360, 80202720]

約数ペア:

[(1, 80202720), (2, 40101360), (3, 26734240), (4, 20050680), (5, 16040544), (6, 13367120), (8, 10025340), (10, 8020272), (12, 6683560), (13, 6169440), (15, 5346848), (16, 5012670), (20, 4010136), (24, 3341780), (26, 3084720), (30, 2673424), (32, 2506335), (39, 2056480), (40, 2005068), (48, 1670890), (52, 1542360), (60, 1336712), (65, 1233888), (78, 1028240), (80, 1002534), (96, 835445), (104, 771180), (120, 668356), (130, 616944), (156, 514120), (160, 501267), (195, 411296), (208, 385590), (240, 334178), (260, 308472), (312, 257060), (390, 205648), (416, 192795), (480, 167089), (520, 154236), (624, 128530), (780, 102824), (1040, 77118), (1248, 64265), (1560, 51412), (2080, 38559), (3120, 25706), (6240, 12853)]