84538240

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4261}}^1$

素因数の和:4311

約数の個数: 64

約数和(自身を含む): 208667520

約数和(自身を除く): 124129280

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, 4261, 4960, 8522, 9920, 17044, 19840, 21305, 34088, 42610, 68176, 85220, 132091, 136352, 170440, 264182, 272704, 340880, 528364, 545408, 660455, 681760, 1056728, 1320910, 1363520, 2113456, 2641820, 2727040, 4226912, 5283640, 8453824, 10567280, 16907648, 21134560, 42269120, 84538240]

約数ペア:

[(1, 84538240), (2, 42269120), (4, 21134560), (5, 16907648), (8, 10567280), (10, 8453824), (16, 5283640), (20, 4226912), (31, 2727040), (32, 2641820), (40, 2113456), (62, 1363520), (64, 1320910), (80, 1056728), (124, 681760), (128, 660455), (155, 545408), (160, 528364), (248, 340880), (310, 272704), (320, 264182), (496, 170440), (620, 136352), (640, 132091), (992, 85220), (1240, 68176), (1984, 42610), (2480, 34088), (3968, 21305), (4261, 19840), (4960, 17044), (8522, 9920)]