205429510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1481}}^1$

素因数の和:1609

約数の個数: 64

約数和(自身を含む): 439193664

約数和(自身を除く): 233764154

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 97, 110, 130, 143, 194, 286, 485, 715, 970, 1067, 1261, 1430, 1481, 2134, 2522, 2962, 5335, 6305, 7405, 10670, 12610, 13871, 14810, 16291, 19253, 27742, 32582, 38506, 69355, 81455, 96265, 138710, 143657, 162910, 192530, 211783, 287314, 423566, 718285, 1058915, 1436570, 1580227, 1867541, 2117830, 3160454, 3735082, 7901135, 9337705, 15802270, 18675410, 20542951, 41085902, 102714755, 205429510]

約数ペア:

[(1, 205429510), (2, 102714755), (5, 41085902), (10, 20542951), (11, 18675410), (13, 15802270), (22, 9337705), (26, 7901135), (55, 3735082), (65, 3160454), (97, 2117830), (110, 1867541), (130, 1580227), (143, 1436570), (194, 1058915), (286, 718285), (485, 423566), (715, 287314), (970, 211783), (1067, 192530), (1261, 162910), (1430, 143657), (1481, 138710), (2134, 96265), (2522, 81455), (2962, 69355), (5335, 38506), (6305, 32582), (7405, 27742), (10670, 19253), (12610, 16291), (13871, 14810)]