80573240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1229}}^1$

素因数の和:1400

約数の個数: 64

約数和(自身を含む): 199260000

約数和(自身を除く): 118686760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 149, 220, 298, 440, 596, 745, 1192, 1229, 1490, 1639, 2458, 2980, 3278, 4916, 5960, 6145, 6556, 8195, 9832, 12290, 13112, 13519, 16390, 24580, 27038, 32780, 49160, 54076, 65560, 67595, 108152, 135190, 183121, 270380, 366242, 540760, 732484, 915605, 1464968, 1831210, 2014331, 3662420, 4028662, 7324840, 8057324, 10071655, 16114648, 20143310, 40286620, 80573240]

約数ペア:

[(1, 80573240), (2, 40286620), (4, 20143310), (5, 16114648), (8, 10071655), (10, 8057324), (11, 7324840), (20, 4028662), (22, 3662420), (40, 2014331), (44, 1831210), (55, 1464968), (88, 915605), (110, 732484), (149, 540760), (220, 366242), (298, 270380), (440, 183121), (596, 135190), (745, 108152), (1192, 67595), (1229, 65560), (1490, 54076), (1639, 49160), (2458, 32780), (2980, 27038), (3278, 24580), (4916, 16390), (5960, 13519), (6145, 13112), (6556, 12290), (8195, 9832)]