82631900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3739}}^1$

素因数の和:3783

約数の個数: 72

約数和(自身を含む): 204518160

約数和(自身を除く): 121886260

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 3739, 4420, 5525, 7478, 11050, 14956, 18695, 22100, 37390, 48607, 63563, 74780, 93475, 97214, 127126, 186950, 194428, 243035, 254252, 317815, 373900, 486070, 635630, 826319, 972140, 1215175, 1271260, 1589075, 1652638, 2430350, 3178150, 3305276, 4131595, 4860700, 6356300, 8263190, 16526380, 20657975, 41315950, 82631900]

約数ペア:

[(1, 82631900), (2, 41315950), (4, 20657975), (5, 16526380), (10, 8263190), (13, 6356300), (17, 4860700), (20, 4131595), (25, 3305276), (26, 3178150), (34, 2430350), (50, 1652638), (52, 1589075), (65, 1271260), (68, 1215175), (85, 972140), (100, 826319), (130, 635630), (170, 486070), (221, 373900), (260, 317815), (325, 254252), (340, 243035), (425, 194428), (442, 186950), (650, 127126), (850, 97214), (884, 93475), (1105, 74780), (1300, 63563), (1700, 48607), (2210, 37390), (3739, 22100), (4420, 18695), (5525, 14956), (7478, 11050)]