1570640189996

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{1187}}^1\times {\mathrm{21101}}^1$

素因数の和:22610

約数の個数: 48

約数和(自身を含む): 2807045775072

約数和(自身を除く): 1236405585076

約数列:

[1, 2, 4, 61, 122, 244, 257, 514, 1028, 1187, 2374, 4748, 15677, 21101, 31354, 42202, 62708, 72407, 84404, 144814, 289628, 305059, 610118, 1220236, 1287161, 2574322, 5148644, 5422957, 10845914, 18608599, 21691828, 25046887, 37217198, 50093774, 74434396, 100187548, 330800377, 661600754, 1323201508, 1527860107, 3055720214, 6111440428, 6437049959, 12874099918, 25748199836, 392660047499, 785320094998, 1570640189996]

約数ペア:

[(1, 1570640189996), (2, 785320094998), (4, 392660047499), (61, 25748199836), (122, 12874099918), (244, 6437049959), (257, 6111440428), (514, 3055720214), (1028, 1527860107), (1187, 1323201508), (2374, 661600754), (4748, 330800377), (15677, 100187548), (21101, 74434396), (31354, 50093774), (42202, 37217198), (62708, 25046887), (72407, 21691828), (84404, 18608599), (144814, 10845914), (289628, 5422957), (305059, 5148644), (610118, 2574322), (1220236, 1287161)]