64900020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 191600640

約数和(自身を除く): 126700620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 131, 138, 230, 262, 276, 345, 359, 393, 460, 524, 655, 690, 718, 786, 1077, 1310, 1380, 1436, 1572, 1795, 1965, 2154, 2620, 3013, 3590, 3930, 4308, 5385, 6026, 7180, 7860, 8257, 9039, 10770, 12052, 15065, 16514, 18078, 21540, 24771, 30130, 33028, 36156, 41285, 45195, 47029, 49542, 60260, 82570, 90390, 94058, 99084, 123855, 141087, 165140, 180780, 188116, 235145, 247710, 282174, 470290, 495420, 564348, 705435, 940580, 1081667, 1410870, 2163334, 2821740, 3245001, 4326668, 5408335, 6490002, 10816670, 12980004, 16225005, 21633340, 32450010, 64900020]

約数ペア:

[(1, 64900020), (2, 32450010), (3, 21633340), (4, 16225005), (5, 12980004), (6, 10816670), (10, 6490002), (12, 5408335), (15, 4326668), (20, 3245001), (23, 2821740), (30, 2163334), (46, 1410870), (60, 1081667), (69, 940580), (92, 705435), (115, 564348), (131, 495420), (138, 470290), (230, 282174), (262, 247710), (276, 235145), (345, 188116), (359, 180780), (393, 165140), (460, 141087), (524, 123855), (655, 99084), (690, 94058), (718, 90390), (786, 82570), (1077, 60260), (1310, 49542), (1380, 47029), (1436, 45195), (1572, 41285), (1795, 36156), (1965, 33028), (2154, 30130), (2620, 24771), (3013, 21540), (3590, 18078), (3930, 16514), (4308, 15065), (5385, 12052), (6026, 10770), (7180, 9039), (7860, 8257)]