66305890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 143078400

約数和(自身を除く): 76772510

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 89, 145, 178, 203, 290, 367, 406, 445, 623, 734, 890, 1015, 1246, 1835, 2030, 2569, 2581, 3115, 3670, 5138, 5162, 6230, 10643, 12845, 12905, 18067, 21286, 25690, 25810, 32663, 36134, 53215, 65326, 74501, 90335, 106430, 149002, 163315, 180670, 228641, 326630, 372505, 457282, 745010, 947227, 1143205, 1894454, 2286410, 4736135, 6630589, 9472270, 13261178, 33152945, 66305890]

約数ペア:

[(1, 66305890), (2, 33152945), (5, 13261178), (7, 9472270), (10, 6630589), (14, 4736135), (29, 2286410), (35, 1894454), (58, 1143205), (70, 947227), (89, 745010), (145, 457282), (178, 372505), (203, 326630), (290, 228641), (367, 180670), (406, 163315), (445, 149002), (623, 106430), (734, 90335), (890, 74501), (1015, 65326), (1246, 53215), (1835, 36134), (2030, 32663), (2569, 25810), (2581, 25690), (3115, 21286), (3670, 18067), (5138, 12905), (5162, 12845), (6230, 10643)]