15905200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2339}}^1$

素因数の和:2374

約数の個数: 60

約数和(自身を含む): 40477320

約数和(自身を除く): 24572120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 2339, 3400, 4678, 6800, 9356, 11695, 18712, 23390, 37424, 39763, 46780, 58475, 79526, 93560, 116950, 159052, 187120, 198815, 233900, 318104, 397630, 467800, 636208, 795260, 935600, 994075, 1590520, 1988150, 3181040, 3976300, 7952600, 15905200]

約数ペア:

[(1, 15905200), (2, 7952600), (4, 3976300), (5, 3181040), (8, 1988150), (10, 1590520), (16, 994075), (17, 935600), (20, 795260), (25, 636208), (34, 467800), (40, 397630), (50, 318104), (68, 233900), (80, 198815), (85, 187120), (100, 159052), (136, 116950), (170, 93560), (200, 79526), (272, 58475), (340, 46780), (400, 39763), (425, 37424), (680, 23390), (850, 18712), (1360, 11695), (1700, 9356), (2339, 6800), (3400, 4678)]