214408090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 434875392

約数和(自身を除く): 220467302

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 83, 130, 155, 166, 310, 403, 415, 641, 806, 830, 1079, 1282, 2015, 2158, 2573, 3205, 4030, 5146, 5395, 6410, 8333, 10790, 12865, 16666, 19871, 25730, 33449, 39742, 41665, 53203, 66898, 83330, 99355, 106406, 167245, 198710, 258323, 266015, 334490, 516646, 532030, 691639, 1291615, 1383278, 1649293, 2583230, 3298586, 3458195, 6916390, 8246465, 16492930, 21440809, 42881618, 107204045, 214408090]

約数ペア:

[(1, 214408090), (2, 107204045), (5, 42881618), (10, 21440809), (13, 16492930), (26, 8246465), (31, 6916390), (62, 3458195), (65, 3298586), (83, 2583230), (130, 1649293), (155, 1383278), (166, 1291615), (310, 691639), (403, 532030), (415, 516646), (641, 334490), (806, 266015), (830, 258323), (1079, 198710), (1282, 167245), (2015, 106406), (2158, 99355), (2573, 83330), (3205, 66898), (4030, 53203), (5146, 41665), (5395, 39742), (6410, 33449), (8333, 25730), (10790, 19871), (12865, 16666)]