80293680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{12391}}^1$

素因数の和:12416

約数の個数: 100

約数和(自身を含む): 278894352

約数和(自身を除く): 198600672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 12391, 24782, 37173, 49564, 61955, 74346, 99128, 111519, 123910, 148692, 185865, 198256, 223038, 247820, 297384, 334557, 371730, 446076, 495640, 557595, 594768, 669114, 743460, 892152, 991280, 1003671, 1115190, 1338228, 1486920, 1672785, 1784304, 2007342, 2230380, 2676456, 2973840, 3345570, 4014684, 4460760, 5018355, 5352912, 6691140, 8029368, 8921520, 10036710, 13382280, 16058736, 20073420, 26764560, 40146840, 80293680]

約数ペア:

[(1, 80293680), (2, 40146840), (3, 26764560), (4, 20073420), (5, 16058736), (6, 13382280), (8, 10036710), (9, 8921520), (10, 8029368), (12, 6691140), (15, 5352912), (16, 5018355), (18, 4460760), (20, 4014684), (24, 3345570), (27, 2973840), (30, 2676456), (36, 2230380), (40, 2007342), (45, 1784304), (48, 1672785), (54, 1486920), (60, 1338228), (72, 1115190), (80, 1003671), (81, 991280), (90, 892152), (108, 743460), (120, 669114), (135, 594768), (144, 557595), (162, 495640), (180, 446076), (216, 371730), (240, 334557), (270, 297384), (324, 247820), (360, 223038), (405, 198256), (432, 185865), (540, 148692), (648, 123910), (720, 111519), (810, 99128), (1080, 74346), (1296, 61955), (1620, 49564), (2160, 37173), (3240, 24782), (6480, 12391)]