16531000

素因数分解:

$2^3\times 5^3\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 39461760

約数和(自身を除く): 22930760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 125, 200, 244, 250, 271, 305, 488, 500, 542, 610, 1000, 1084, 1220, 1355, 1525, 2168, 2440, 2710, 3050, 5420, 6100, 6775, 7625, 10840, 12200, 13550, 15250, 16531, 27100, 30500, 33062, 33875, 54200, 61000, 66124, 67750, 82655, 132248, 135500, 165310, 271000, 330620, 413275, 661240, 826550, 1653100, 2066375, 3306200, 4132750, 8265500, 16531000]

約数ペア:

[(1, 16531000), (2, 8265500), (4, 4132750), (5, 3306200), (8, 2066375), (10, 1653100), (20, 826550), (25, 661240), (40, 413275), (50, 330620), (61, 271000), (100, 165310), (122, 135500), (125, 132248), (200, 82655), (244, 67750), (250, 66124), (271, 61000), (305, 54200), (488, 33875), (500, 33062), (542, 30500), (610, 27100), (1000, 16531), (1084, 15250), (1220, 13550), (1355, 12200), (1525, 10840), (2168, 7625), (2440, 6775), (2710, 6100), (3050, 5420)]