51394950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{181}}^1\times {\mathrm{631}}^1$

素因数の和:830

約数の個数: 72

約数和(自身を含む): 139064016

約数和(自身を除く): 87669066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 181, 225, 362, 450, 543, 631, 905, 1086, 1262, 1629, 1810, 1893, 2715, 3155, 3258, 3786, 4525, 5430, 5679, 6310, 8145, 9050, 9465, 11358, 13575, 15775, 16290, 18930, 27150, 28395, 31550, 40725, 47325, 56790, 81450, 94650, 114211, 141975, 228422, 283950, 342633, 571055, 685266, 1027899, 1142110, 1713165, 2055798, 2855275, 3426330, 5139495, 5710550, 8565825, 10278990, 17131650, 25697475, 51394950]

約数ペア:

[(1, 51394950), (2, 25697475), (3, 17131650), (5, 10278990), (6, 8565825), (9, 5710550), (10, 5139495), (15, 3426330), (18, 2855275), (25, 2055798), (30, 1713165), (45, 1142110), (50, 1027899), (75, 685266), (90, 571055), (150, 342633), (181, 283950), (225, 228422), (362, 141975), (450, 114211), (543, 94650), (631, 81450), (905, 56790), (1086, 47325), (1262, 40725), (1629, 31550), (1810, 28395), (1893, 27150), (2715, 18930), (3155, 16290), (3258, 15775), (3786, 13575), (4525, 11358), (5430, 9465), (5679, 9050), (6310, 8145)]