85301320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4001}}^1$

素因数の和:4066

約数の個数: 64

約数和(自身を含む): 211785840

約数和(自身を除く): 126484520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4001, 4264, 5330, 8002, 10660, 16004, 20005, 21320, 32008, 40010, 52013, 80020, 104026, 160040, 164041, 208052, 260065, 328082, 416104, 520130, 656164, 820205, 1040260, 1312328, 1640410, 2080520, 2132533, 3280820, 4265066, 6561640, 8530132, 10662665, 17060264, 21325330, 42650660, 85301320]

約数ペア:

[(1, 85301320), (2, 42650660), (4, 21325330), (5, 17060264), (8, 10662665), (10, 8530132), (13, 6561640), (20, 4265066), (26, 3280820), (40, 2132533), (41, 2080520), (52, 1640410), (65, 1312328), (82, 1040260), (104, 820205), (130, 656164), (164, 520130), (205, 416104), (260, 328082), (328, 260065), (410, 208052), (520, 164041), (533, 160040), (820, 104026), (1066, 80020), (1640, 52013), (2132, 40010), (2665, 32008), (4001, 21320), (4264, 20005), (5330, 16004), (8002, 10660)]