100489040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2064

約数の個数: 80

約数和(自身を含む): 254193552

約数和(自身を除く): 153704512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 370, 592, 629, 680, 740, 1258, 1360, 1480, 1997, 2516, 2960, 3145, 3994, 5032, 6290, 7988, 9985, 10064, 12580, 15976, 19970, 25160, 31952, 33949, 39940, 50320, 67898, 73889, 79880, 135796, 147778, 159760, 169745, 271592, 295556, 339490, 369445, 543184, 591112, 678980, 738890, 1182224, 1256113, 1357960, 1477780, 2512226, 2715920, 2955560, 5024452, 5911120, 6280565, 10048904, 12561130, 20097808, 25122260, 50244520, 100489040]

約数ペア:

[(1, 100489040), (2, 50244520), (4, 25122260), (5, 20097808), (8, 12561130), (10, 10048904), (16, 6280565), (17, 5911120), (20, 5024452), (34, 2955560), (37, 2715920), (40, 2512226), (68, 1477780), (74, 1357960), (80, 1256113), (85, 1182224), (136, 738890), (148, 678980), (170, 591112), (185, 543184), (272, 369445), (296, 339490), (340, 295556), (370, 271592), (592, 169745), (629, 159760), (680, 147778), (740, 135796), (1258, 79880), (1360, 73889), (1480, 67898), (1997, 50320), (2516, 39940), (2960, 33949), (3145, 31952), (3994, 25160), (5032, 19970), (6290, 15976), (7988, 12580), (9985, 10064)]