2225888966900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2521}}^1\times {\mathrm{284819}}^1$

素因数の和:287385

約数の個数: 72

約数和(自身を含む): 4987986581760

約数和(自身を除く): 2762097614860

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 2521, 3100, 5042, 10084, 12605, 25210, 50420, 63025, 78151, 126050, 156302, 252100, 284819, 312604, 390755, 569638, 781510, 1139276, 1424095, 1563020, 1953775, 2848190, 3907550, 5696380, 7120475, 7815100, 8829389, 14240950, 17658778, 28481900, 35317556, 44146945, 88293890, 176587780, 220734725, 441469450, 718028699, 882938900, 1436057398, 2872114796, 3590143495, 7180286990, 14360573980, 17950717475, 22258889669, 35901434950, 44517779338, 71802869900, 89035558676, 111294448345, 222588896690, 445177793380, 556472241725, 1112944483450, 2225888966900]

約数ペア:

[(1, 2225888966900), (2, 1112944483450), (4, 556472241725), (5, 445177793380), (10, 222588896690), (20, 111294448345), (25, 89035558676), (31, 71802869900), (50, 44517779338), (62, 35901434950), (100, 22258889669), (124, 17950717475), (155, 14360573980), (310, 7180286990), (620, 3590143495), (775, 2872114796), (1550, 1436057398), (2521, 882938900), (3100, 718028699), (5042, 441469450), (10084, 220734725), (12605, 176587780), (25210, 88293890), (50420, 44146945), (63025, 35317556), (78151, 28481900), (126050, 17658778), (156302, 14240950), (252100, 8829389), (284819, 7815100), (312604, 7120475), (390755, 5696380), (569638, 3907550), (781510, 2848190), (1139276, 1953775), (1424095, 1563020)]