403626800

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:391

約数の個数: 120

約数和(自身を含む): 1004667840

約数和(自身を除く): 601041040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 79, 80, 100, 106, 158, 200, 212, 241, 265, 316, 395, 400, 424, 482, 530, 632, 790, 848, 964, 1060, 1205, 1264, 1325, 1580, 1928, 1975, 2120, 2410, 2650, 3160, 3856, 3950, 4187, 4240, 4820, 5300, 6025, 6320, 7900, 8374, 9640, 10600, 12050, 12773, 15800, 16748, 19039, 19280, 20935, 21200, 24100, 25546, 31600, 33496, 38078, 41870, 48200, 51092, 63865, 66992, 76156, 83740, 95195, 96400, 102184, 104675, 127730, 152312, 167480, 190390, 204368, 209350, 255460, 304624, 319325, 334960, 380780, 418700, 475975, 510920, 638650, 761560, 837400, 951950, 1009067, 1021840, 1277300, 1523120, 1674800, 1903900, 2018134, 2554600, 3807800, 4036268, 5045335, 5109200, 7615600, 8072536, 10090670, 16145072, 20181340, 25226675, 40362680, 50453350, 80725360, 100906700, 201813400, 403626800]

約数ペア:

[(1, 403626800), (2, 201813400), (4, 100906700), (5, 80725360), (8, 50453350), (10, 40362680), (16, 25226675), (20, 20181340), (25, 16145072), (40, 10090670), (50, 8072536), (53, 7615600), (79, 5109200), (80, 5045335), (100, 4036268), (106, 3807800), (158, 2554600), (200, 2018134), (212, 1903900), (241, 1674800), (265, 1523120), (316, 1277300), (395, 1021840), (400, 1009067), (424, 951950), (482, 837400), (530, 761560), (632, 638650), (790, 510920), (848, 475975), (964, 418700), (1060, 380780), (1205, 334960), (1264, 319325), (1325, 304624), (1580, 255460), (1928, 209350), (1975, 204368), (2120, 190390), (2410, 167480), (2650, 152312), (3160, 127730), (3856, 104675), (3950, 102184), (4187, 96400), (4240, 95195), (4820, 83740), (5300, 76156), (6025, 66992), (6320, 63865), (7900, 51092), (8374, 48200), (9640, 41870), (10600, 38078), (12050, 33496), (12773, 31600), (15800, 25546), (16748, 24100), (19039, 21200), (19280, 20935)]