42490240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5107}}^1$

素因数の和:5139

約数の個数: 64

約数和(自身を含む): 109413360

約数和(自身を除く): 66923120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 5107, 8320, 10214, 20428, 25535, 40856, 51070, 66391, 81712, 102140, 132782, 163424, 204280, 265564, 326848, 331955, 408560, 531128, 653696, 663910, 817120, 1062256, 1327820, 1634240, 2124512, 2655640, 3268480, 4249024, 5311280, 8498048, 10622560, 21245120, 42490240]

約数ペア:

[(1, 42490240), (2, 21245120), (4, 10622560), (5, 8498048), (8, 5311280), (10, 4249024), (13, 3268480), (16, 2655640), (20, 2124512), (26, 1634240), (32, 1327820), (40, 1062256), (52, 817120), (64, 663910), (65, 653696), (80, 531128), (104, 408560), (128, 331955), (130, 326848), (160, 265564), (208, 204280), (260, 163424), (320, 132782), (416, 102140), (520, 81712), (640, 66391), (832, 51070), (1040, 40856), (1664, 25535), (2080, 20428), (4160, 10214), (5107, 8320)]