402145550

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1669}}^1$

素因数の和:1821

約数の個数: 48

約数和(自身を含む): 770337600

約数和(自身を除く): 368192050

約数列:

[1, 2, 5, 10, 25, 50, 61, 79, 122, 158, 305, 395, 610, 790, 1525, 1669, 1975, 3050, 3338, 3950, 4819, 8345, 9638, 16690, 24095, 41725, 48190, 83450, 101809, 120475, 131851, 203618, 240950, 263702, 509045, 659255, 1018090, 1318510, 2545225, 3296275, 5090450, 6592550, 8042911, 16085822, 40214555, 80429110, 201072775, 402145550]

約数ペア:

[(1, 402145550), (2, 201072775), (5, 80429110), (10, 40214555), (25, 16085822), (50, 8042911), (61, 6592550), (79, 5090450), (122, 3296275), (158, 2545225), (305, 1318510), (395, 1018090), (610, 659255), (790, 509045), (1525, 263702), (1669, 240950), (1975, 203618), (3050, 131851), (3338, 120475), (3950, 101809), (4819, 83450), (8345, 48190), (9638, 41725), (16690, 24095)]