163619920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 394224768

約数和(自身を除く): 230604848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 167, 185, 296, 331, 334, 370, 592, 662, 668, 740, 835, 1324, 1336, 1480, 1655, 1670, 2648, 2672, 2960, 3310, 3340, 5296, 6179, 6620, 6680, 12247, 12358, 13240, 13360, 24494, 24716, 26480, 30895, 48988, 49432, 55277, 61235, 61790, 97976, 98864, 110554, 122470, 123580, 195952, 221108, 244940, 247160, 276385, 442216, 489880, 494320, 552770, 884432, 979760, 1105540, 2045249, 2211080, 4090498, 4422160, 8180996, 10226245, 16361992, 20452490, 32723984, 40904980, 81809960, 163619920]

約数ペア:

[(1, 163619920), (2, 81809960), (4, 40904980), (5, 32723984), (8, 20452490), (10, 16361992), (16, 10226245), (20, 8180996), (37, 4422160), (40, 4090498), (74, 2211080), (80, 2045249), (148, 1105540), (167, 979760), (185, 884432), (296, 552770), (331, 494320), (334, 489880), (370, 442216), (592, 276385), (662, 247160), (668, 244940), (740, 221108), (835, 195952), (1324, 123580), (1336, 122470), (1480, 110554), (1655, 98864), (1670, 97976), (2648, 61790), (2672, 61235), (2960, 55277), (3310, 49432), (3340, 48988), (5296, 30895), (6179, 26480), (6620, 24716), (6680, 24494), (12247, 13360), (12358, 13240)]