1900527590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1\times {\mathrm{541}}^1$

素因数の和:1065

約数の個数: 64

約数和(自身を含む): 3759884352

約数和(自身を除く): 1859356762

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 443, 541, 610, 793, 886, 1082, 1586, 2215, 2705, 3965, 4430, 5410, 5759, 7033, 7930, 11518, 14066, 27023, 28795, 33001, 35165, 54046, 57590, 66002, 70330, 135115, 165005, 239663, 270230, 330010, 351299, 429013, 479326, 702598, 858026, 1198315, 1756495, 2145065, 2396630, 3115619, 3512990, 4290130, 6231238, 14619443, 15578095, 29238886, 31156190, 73097215, 146194430, 190052759, 380105518, 950263795, 1900527590]

約数ペア:

[(1, 1900527590), (2, 950263795), (5, 380105518), (10, 190052759), (13, 146194430), (26, 73097215), (61, 31156190), (65, 29238886), (122, 15578095), (130, 14619443), (305, 6231238), (443, 4290130), (541, 3512990), (610, 3115619), (793, 2396630), (886, 2145065), (1082, 1756495), (1586, 1198315), (2215, 858026), (2705, 702598), (3965, 479326), (4430, 429013), (5410, 351299), (5759, 330010), (7033, 270230), (7930, 239663), (11518, 165005), (14066, 135115), (27023, 70330), (28795, 66002), (33001, 57590), (35165, 54046)]