67913950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:829

約数の個数: 48

約数和(自身を含む): 137084976

約数和(自身を除く): 69171026

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 163, 325, 326, 641, 650, 815, 1282, 1630, 2119, 3205, 4075, 4238, 6410, 8150, 8333, 10595, 16025, 16666, 21190, 32050, 41665, 52975, 83330, 104483, 105950, 208325, 208966, 416650, 522415, 1044830, 1358279, 2612075, 2716558, 5224150, 6791395, 13582790, 33956975, 67913950]

約数ペア:

[(1, 67913950), (2, 33956975), (5, 13582790), (10, 6791395), (13, 5224150), (25, 2716558), (26, 2612075), (50, 1358279), (65, 1044830), (130, 522415), (163, 416650), (325, 208966), (326, 208325), (641, 105950), (650, 104483), (815, 83330), (1282, 52975), (1630, 41665), (2119, 32050), (3205, 21190), (4075, 16666), (4238, 16025), (6410, 10595), (8150, 8333)]