13329127040

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{671831}}^1$

素因数の和:671881

約数の個数: 64

約数和(自身を含む): 32892894720

約数和(自身を除く): 19563767680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 671831, 1343662, 2687324, 3359155, 5374648, 6718310, 10749296, 13436620, 20826761, 21498592, 26873240, 41653522, 42997184, 53746480, 83307044, 85994368, 104133805, 107492960, 166614088, 208267610, 214985920, 333228176, 416535220, 429971840, 666456352, 833070440, 1332912704, 1666140880, 2665825408, 3332281760, 6664563520, 13329127040]

約数ペア:

[(1, 13329127040), (2, 6664563520), (4, 3332281760), (5, 2665825408), (8, 1666140880), (10, 1332912704), (16, 833070440), (20, 666456352), (31, 429971840), (32, 416535220), (40, 333228176), (62, 214985920), (64, 208267610), (80, 166614088), (124, 107492960), (128, 104133805), (155, 85994368), (160, 83307044), (248, 53746480), (310, 42997184), (320, 41653522), (496, 26873240), (620, 21498592), (640, 20826761), (992, 13436620), (1240, 10749296), (1984, 6718310), (2480, 5374648), (3968, 3359155), (4960, 2687324), (9920, 1343662), (19840, 671831)]