72537520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2714

約数の個数: 80

約数和(自身を含む): 189987840

約数和(自身を除く): 117450320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2659, 2728, 3410, 5318, 5456, 6820, 10636, 13295, 13640, 21272, 26590, 27280, 29249, 42544, 53180, 58498, 82429, 106360, 116996, 146245, 164858, 212720, 233992, 292490, 329716, 412145, 467984, 584980, 659432, 824290, 906719, 1169960, 1318864, 1648580, 1813438, 2339920, 3297160, 3626876, 4533595, 6594320, 7253752, 9067190, 14507504, 18134380, 36268760, 72537520]

約数ペア:

[(1, 72537520), (2, 36268760), (4, 18134380), (5, 14507504), (8, 9067190), (10, 7253752), (11, 6594320), (16, 4533595), (20, 3626876), (22, 3297160), (31, 2339920), (40, 1813438), (44, 1648580), (55, 1318864), (62, 1169960), (80, 906719), (88, 824290), (110, 659432), (124, 584980), (155, 467984), (176, 412145), (220, 329716), (248, 292490), (310, 233992), (341, 212720), (440, 164858), (496, 146245), (620, 116996), (682, 106360), (880, 82429), (1240, 58498), (1364, 53180), (1705, 42544), (2480, 29249), (2659, 27280), (2728, 26590), (3410, 21272), (5318, 13640), (5456, 13295), (6820, 10636)]