65391400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 160704000

約数和(自身を除く): 95312600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 53, 62, 100, 106, 124, 155, 199, 200, 212, 248, 265, 310, 398, 424, 530, 620, 775, 796, 995, 1060, 1240, 1325, 1550, 1592, 1643, 1990, 2120, 2650, 3100, 3286, 3980, 4975, 5300, 6169, 6200, 6572, 7960, 8215, 9950, 10547, 10600, 12338, 13144, 16430, 19900, 21094, 24676, 30845, 32860, 39800, 41075, 42188, 49352, 52735, 61690, 65720, 82150, 84376, 105470, 123380, 154225, 164300, 210940, 246760, 263675, 308450, 326957, 328600, 421880, 527350, 616900, 653914, 1054700, 1233800, 1307828, 1634785, 2109400, 2615656, 3269570, 6539140, 8173925, 13078280, 16347850, 32695700, 65391400]

約数ペア:

[(1, 65391400), (2, 32695700), (4, 16347850), (5, 13078280), (8, 8173925), (10, 6539140), (20, 3269570), (25, 2615656), (31, 2109400), (40, 1634785), (50, 1307828), (53, 1233800), (62, 1054700), (100, 653914), (106, 616900), (124, 527350), (155, 421880), (199, 328600), (200, 326957), (212, 308450), (248, 263675), (265, 246760), (310, 210940), (398, 164300), (424, 154225), (530, 123380), (620, 105470), (775, 84376), (796, 82150), (995, 65720), (1060, 61690), (1240, 52735), (1325, 49352), (1550, 42188), (1592, 41075), (1643, 39800), (1990, 32860), (2120, 30845), (2650, 24676), (3100, 21094), (3286, 19900), (3980, 16430), (4975, 13144), (5300, 12338), (6169, 10600), (6200, 10547), (6572, 9950), (7960, 8215)]