16642000

素因数分解:

$2^4\times 5^3\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 80

約数和(自身を含む): 41260752

約数和(自身を除く): 24618752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 125, 157, 200, 212, 250, 265, 314, 400, 424, 500, 530, 628, 785, 848, 1000, 1060, 1256, 1325, 1570, 2000, 2120, 2512, 2650, 3140, 3925, 4240, 5300, 6280, 6625, 7850, 8321, 10600, 12560, 13250, 15700, 16642, 19625, 21200, 26500, 31400, 33284, 39250, 41605, 53000, 62800, 66568, 78500, 83210, 106000, 133136, 157000, 166420, 208025, 314000, 332840, 416050, 665680, 832100, 1040125, 1664200, 2080250, 3328400, 4160500, 8321000, 16642000]

約数ペア:

[(1, 16642000), (2, 8321000), (4, 4160500), (5, 3328400), (8, 2080250), (10, 1664200), (16, 1040125), (20, 832100), (25, 665680), (40, 416050), (50, 332840), (53, 314000), (80, 208025), (100, 166420), (106, 157000), (125, 133136), (157, 106000), (200, 83210), (212, 78500), (250, 66568), (265, 62800), (314, 53000), (400, 41605), (424, 39250), (500, 33284), (530, 31400), (628, 26500), (785, 21200), (848, 19625), (1000, 16642), (1060, 15700), (1256, 13250), (1325, 12560), (1570, 10600), (2000, 8321), (2120, 7850), (2512, 6625), (2650, 6280), (3140, 5300), (3925, 4240)]