72822100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 108

約数和(自身を含む): 177905280

約数和(自身を除く): 105083180

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 139, 155, 169, 260, 278, 310, 325, 338, 403, 556, 620, 650, 676, 695, 775, 806, 845, 1300, 1390, 1550, 1612, 1690, 1807, 2015, 2780, 3100, 3380, 3475, 3614, 4030, 4225, 4309, 5239, 6950, 7228, 8060, 8450, 8618, 9035, 10075, 10478, 13900, 16900, 17236, 18070, 20150, 20956, 21545, 23491, 26195, 36140, 40300, 43090, 45175, 46982, 52390, 56017, 86180, 90350, 93964, 104780, 107725, 112034, 117455, 130975, 180700, 215450, 224068, 234910, 261950, 280085, 430900, 469820, 523900, 560170, 587275, 728221, 1120340, 1174550, 1400425, 1456442, 2349100, 2800850, 2912884, 3641105, 5601700, 7282210, 14564420, 18205525, 36411050, 72822100]

約数ペア:

[(1, 72822100), (2, 36411050), (4, 18205525), (5, 14564420), (10, 7282210), (13, 5601700), (20, 3641105), (25, 2912884), (26, 2800850), (31, 2349100), (50, 1456442), (52, 1400425), (62, 1174550), (65, 1120340), (100, 728221), (124, 587275), (130, 560170), (139, 523900), (155, 469820), (169, 430900), (260, 280085), (278, 261950), (310, 234910), (325, 224068), (338, 215450), (403, 180700), (556, 130975), (620, 117455), (650, 112034), (676, 107725), (695, 104780), (775, 93964), (806, 90350), (845, 86180), (1300, 56017), (1390, 52390), (1550, 46982), (1612, 45175), (1690, 43090), (1807, 40300), (2015, 36140), (2780, 26195), (3100, 23491), (3380, 21545), (3475, 20956), (3614, 20150), (4030, 18070), (4225, 17236), (4309, 16900), (5239, 13900), (6950, 10478), (7228, 10075), (8060, 9035), (8450, 8618)]