161642016

素因数分解:

$2^5\times 3^2\times {\mathrm{101}}^1\times {\mathrm{5557}}^1$

素因数の和:5674

約数の個数: 72

約数和(自身を含む): 464304204

約数和(自身を除く): 302662188

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 101, 144, 202, 288, 303, 404, 606, 808, 909, 1212, 1616, 1818, 2424, 3232, 3636, 4848, 5557, 7272, 9696, 11114, 14544, 16671, 22228, 29088, 33342, 44456, 50013, 66684, 88912, 100026, 133368, 177824, 200052, 266736, 400104, 533472, 561257, 800208, 1122514, 1600416, 1683771, 2245028, 3367542, 4490056, 5051313, 6735084, 8980112, 10102626, 13470168, 17960224, 20205252, 26940336, 40410504, 53880672, 80821008, 161642016]

約数ペア:

[(1, 161642016), (2, 80821008), (3, 53880672), (4, 40410504), (6, 26940336), (8, 20205252), (9, 17960224), (12, 13470168), (16, 10102626), (18, 8980112), (24, 6735084), (32, 5051313), (36, 4490056), (48, 3367542), (72, 2245028), (96, 1683771), (101, 1600416), (144, 1122514), (202, 800208), (288, 561257), (303, 533472), (404, 400104), (606, 266736), (808, 200052), (909, 177824), (1212, 133368), (1616, 100026), (1818, 88912), (2424, 66684), (3232, 50013), (3636, 44456), (4848, 33342), (5557, 29088), (7272, 22228), (9696, 16671), (11114, 14544)]