43090000

素因数分解:

$2^4\times 5^4\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 100

約数和(自身を含む): 108465280

約数和(自身を除く): 65375280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 139, 155, 200, 248, 250, 278, 310, 400, 496, 500, 556, 620, 625, 695, 775, 1000, 1112, 1240, 1250, 1390, 1550, 2000, 2224, 2480, 2500, 2780, 3100, 3475, 3875, 4309, 5000, 5560, 6200, 6950, 7750, 8618, 10000, 11120, 12400, 13900, 15500, 17236, 17375, 19375, 21545, 27800, 31000, 34472, 34750, 38750, 43090, 55600, 62000, 68944, 69500, 77500, 86180, 86875, 107725, 139000, 155000, 172360, 173750, 215450, 278000, 310000, 344720, 347500, 430900, 538625, 695000, 861800, 1077250, 1390000, 1723600, 2154500, 2693125, 4309000, 5386250, 8618000, 10772500, 21545000, 43090000]

約数ペア:

[(1, 43090000), (2, 21545000), (4, 10772500), (5, 8618000), (8, 5386250), (10, 4309000), (16, 2693125), (20, 2154500), (25, 1723600), (31, 1390000), (40, 1077250), (50, 861800), (62, 695000), (80, 538625), (100, 430900), (124, 347500), (125, 344720), (139, 310000), (155, 278000), (200, 215450), (248, 173750), (250, 172360), (278, 155000), (310, 139000), (400, 107725), (496, 86875), (500, 86180), (556, 77500), (620, 69500), (625, 68944), (695, 62000), (775, 55600), (1000, 43090), (1112, 38750), (1240, 34750), (1250, 34472), (1390, 31000), (1550, 27800), (2000, 21545), (2224, 19375), (2480, 17375), (2500, 17236), (2780, 15500), (3100, 13900), (3475, 12400), (3875, 11120), (4309, 10000), (5000, 8618), (5560, 7750), (6200, 6950)]