80737500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{2153}}^1$

素因数の和:2185

約数の個数: 72

約数和(自身を含む): 235578672

約数和(自身を除く): 154841172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2153, 2500, 3125, 3750, 4306, 6250, 6459, 7500, 8612, 9375, 10765, 12500, 12918, 18750, 21530, 25836, 32295, 37500, 43060, 53825, 64590, 107650, 129180, 161475, 215300, 269125, 322950, 538250, 645900, 807375, 1076500, 1345625, 1614750, 2691250, 3229500, 4036875, 5382500, 6728125, 8073750, 13456250, 16147500, 20184375, 26912500, 40368750, 80737500]

約数ペア:

[(1, 80737500), (2, 40368750), (3, 26912500), (4, 20184375), (5, 16147500), (6, 13456250), (10, 8073750), (12, 6728125), (15, 5382500), (20, 4036875), (25, 3229500), (30, 2691250), (50, 1614750), (60, 1345625), (75, 1076500), (100, 807375), (125, 645900), (150, 538250), (250, 322950), (300, 269125), (375, 215300), (500, 161475), (625, 129180), (750, 107650), (1250, 64590), (1500, 53825), (1875, 43060), (2153, 37500), (2500, 32295), (3125, 25836), (3750, 21530), (4306, 18750), (6250, 12918), (6459, 12500), (7500, 10765), (8612, 9375)]