259556800

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{5233}}^1$

素因数の和:5286

約数の個数: 84

約数和(自身を含む): 659400256

約数和(自身を除く): 399843456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 200, 248, 310, 320, 400, 496, 620, 775, 800, 992, 1240, 1550, 1600, 1984, 2480, 3100, 4960, 5233, 6200, 9920, 10466, 12400, 20932, 24800, 26165, 41864, 49600, 52330, 83728, 104660, 130825, 162223, 167456, 209320, 261650, 324446, 334912, 418640, 523300, 648892, 811115, 837280, 1046600, 1297784, 1622230, 1674560, 2093200, 2595568, 3244460, 4055575, 4186400, 5191136, 6488920, 8111150, 8372800, 10382272, 12977840, 16222300, 25955680, 32444600, 51911360, 64889200, 129778400, 259556800]

約数ペア:

[(1, 259556800), (2, 129778400), (4, 64889200), (5, 51911360), (8, 32444600), (10, 25955680), (16, 16222300), (20, 12977840), (25, 10382272), (31, 8372800), (32, 8111150), (40, 6488920), (50, 5191136), (62, 4186400), (64, 4055575), (80, 3244460), (100, 2595568), (124, 2093200), (155, 1674560), (160, 1622230), (200, 1297784), (248, 1046600), (310, 837280), (320, 811115), (400, 648892), (496, 523300), (620, 418640), (775, 334912), (800, 324446), (992, 261650), (1240, 209320), (1550, 167456), (1600, 162223), (1984, 130825), (2480, 104660), (3100, 83728), (4960, 52330), (5233, 49600), (6200, 41864), (9920, 26165), (10466, 24800), (12400, 20932)]