31198400

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 168

約数和(自身を含む): 86173056

約数和(自身を除く): 54974656

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 32, 34, 37, 40, 50, 62, 64, 68, 74, 80, 85, 100, 124, 136, 148, 155, 160, 170, 185, 200, 248, 272, 296, 310, 320, 340, 370, 400, 425, 496, 527, 544, 592, 620, 629, 680, 740, 775, 800, 850, 925, 992, 1054, 1088, 1147, 1184, 1240, 1258, 1360, 1480, 1550, 1600, 1700, 1850, 1984, 2108, 2294, 2368, 2480, 2516, 2635, 2720, 2960, 3100, 3145, 3400, 3700, 4216, 4588, 4960, 5032, 5270, 5440, 5735, 5920, 6200, 6290, 6800, 7400, 8432, 9176, 9920, 10064, 10540, 11470, 11840, 12400, 12580, 13175, 13600, 14800, 15725, 16864, 18352, 19499, 20128, 21080, 22940, 24800, 25160, 26350, 27200, 28675, 29600, 31450, 33728, 36704, 38998, 40256, 42160, 45880, 49600, 50320, 52700, 57350, 59200, 62900, 73408, 77996, 84320, 91760, 97495, 100640, 105400, 114700, 125800, 155992, 168640, 183520, 194990, 201280, 210800, 229400, 251600, 311984, 367040, 389980, 421600, 458800, 487475, 503200, 623968, 779960, 843200, 917600, 974950, 1006400, 1247936, 1559920, 1835200, 1949900, 3119840, 3899800, 6239680, 7799600, 15599200, 31198400]

約数ペア:

[(1, 31198400), (2, 15599200), (4, 7799600), (5, 6239680), (8, 3899800), (10, 3119840), (16, 1949900), (17, 1835200), (20, 1559920), (25, 1247936), (31, 1006400), (32, 974950), (34, 917600), (37, 843200), (40, 779960), (50, 623968), (62, 503200), (64, 487475), (68, 458800), (74, 421600), (80, 389980), (85, 367040), (100, 311984), (124, 251600), (136, 229400), (148, 210800), (155, 201280), (160, 194990), (170, 183520), (185, 168640), (200, 155992), (248, 125800), (272, 114700), (296, 105400), (310, 100640), (320, 97495), (340, 91760), (370, 84320), (400, 77996), (425, 73408), (496, 62900), (527, 59200), (544, 57350), (592, 52700), (620, 50320), (629, 49600), (680, 45880), (740, 42160), (775, 40256), (800, 38998), (850, 36704), (925, 33728), (992, 31450), (1054, 29600), (1088, 28675), (1147, 27200), (1184, 26350), (1240, 25160), (1258, 24800), (1360, 22940), (1480, 21080), (1550, 20128), (1600, 19499), (1700, 18352), (1850, 16864), (1984, 15725), (2108, 14800), (2294, 13600), (2368, 13175), (2480, 12580), (2516, 12400), (2635, 11840), (2720, 11470), (2960, 10540), (3100, 10064), (3145, 9920), (3400, 9176), (3700, 8432), (4216, 7400), (4588, 6800), (4960, 6290), (5032, 6200), (5270, 5920), (5440, 5735)]