81595020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1433}}^1$

素因数の和:1531

約数の個数: 96

約数和(自身を含む): 249584832

約数和(自身を除く): 167989812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 73, 78, 130, 146, 156, 195, 219, 260, 292, 365, 390, 438, 730, 780, 876, 949, 1095, 1433, 1460, 1898, 2190, 2847, 2866, 3796, 4299, 4380, 4745, 5694, 5732, 7165, 8598, 9490, 11388, 14235, 14330, 17196, 18629, 18980, 21495, 28470, 28660, 37258, 42990, 55887, 56940, 74516, 85980, 93145, 104609, 111774, 186290, 209218, 223548, 279435, 313827, 372580, 418436, 523045, 558870, 627654, 1046090, 1117740, 1255308, 1359917, 1569135, 2092180, 2719834, 3138270, 4079751, 5439668, 6276540, 6799585, 8159502, 13599170, 16319004, 20398755, 27198340, 40797510, 81595020]

約数ペア:

[(1, 81595020), (2, 40797510), (3, 27198340), (4, 20398755), (5, 16319004), (6, 13599170), (10, 8159502), (12, 6799585), (13, 6276540), (15, 5439668), (20, 4079751), (26, 3138270), (30, 2719834), (39, 2092180), (52, 1569135), (60, 1359917), (65, 1255308), (73, 1117740), (78, 1046090), (130, 627654), (146, 558870), (156, 523045), (195, 418436), (219, 372580), (260, 313827), (292, 279435), (365, 223548), (390, 209218), (438, 186290), (730, 111774), (780, 104609), (876, 93145), (949, 85980), (1095, 74516), (1433, 56940), (1460, 55887), (1898, 42990), (2190, 37258), (2847, 28660), (2866, 28470), (3796, 21495), (4299, 18980), (4380, 18629), (4745, 17196), (5694, 14330), (5732, 14235), (7165, 11388), (8598, 9490)]