201209450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 433097280

約数和(自身を除く): 231887830

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 131, 139, 170, 221, 262, 278, 325, 425, 442, 650, 655, 695, 850, 1105, 1310, 1390, 1703, 1807, 2210, 2227, 2363, 3275, 3406, 3475, 3614, 4454, 4726, 5525, 6550, 6950, 8515, 9035, 11050, 11135, 11815, 17030, 18070, 18209, 22270, 23630, 28951, 30719, 36418, 42575, 45175, 55675, 57902, 59075, 61438, 85150, 90350, 91045, 111350, 118150, 144755, 153595, 182090, 236717, 289510, 307190, 309553, 455225, 473434, 619106, 723775, 767975, 910450, 1183585, 1447550, 1535950, 1547765, 2367170, 3095530, 4024189, 5917925, 7738825, 8048378, 11835850, 15477650, 20120945, 40241890, 100604725, 201209450]

約数ペア:

[(1, 201209450), (2, 100604725), (5, 40241890), (10, 20120945), (13, 15477650), (17, 11835850), (25, 8048378), (26, 7738825), (34, 5917925), (50, 4024189), (65, 3095530), (85, 2367170), (130, 1547765), (131, 1535950), (139, 1447550), (170, 1183585), (221, 910450), (262, 767975), (278, 723775), (325, 619106), (425, 473434), (442, 455225), (650, 309553), (655, 307190), (695, 289510), (850, 236717), (1105, 182090), (1310, 153595), (1390, 144755), (1703, 118150), (1807, 111350), (2210, 91045), (2227, 90350), (2363, 85150), (3275, 61438), (3406, 59075), (3475, 57902), (3614, 55675), (4454, 45175), (4726, 42575), (5525, 36418), (6550, 30719), (6950, 28951), (8515, 23630), (9035, 22270), (11050, 18209), (11135, 18070), (11815, 17030)]