72498920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1303}}^1$

素因数の和:1434

約数の個数: 64

約数和(自身を含む): 177448320

約数和(自身を除く): 104949400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 428, 520, 535, 856, 1070, 1303, 1391, 2140, 2606, 2782, 4280, 5212, 5564, 6515, 6955, 10424, 11128, 13030, 13910, 16939, 26060, 27820, 33878, 52120, 55640, 67756, 84695, 135512, 139421, 169390, 278842, 338780, 557684, 677560, 697105, 1115368, 1394210, 1812473, 2788420, 3624946, 5576840, 7249892, 9062365, 14499784, 18124730, 36249460, 72498920]

約数ペア:

[(1, 72498920), (2, 36249460), (4, 18124730), (5, 14499784), (8, 9062365), (10, 7249892), (13, 5576840), (20, 3624946), (26, 2788420), (40, 1812473), (52, 1394210), (65, 1115368), (104, 697105), (107, 677560), (130, 557684), (214, 338780), (260, 278842), (428, 169390), (520, 139421), (535, 135512), (856, 84695), (1070, 67756), (1303, 55640), (1391, 52120), (2140, 33878), (2606, 27820), (2782, 26060), (4280, 16939), (5212, 13910), (5564, 13030), (6515, 11128), (6955, 10424)]