83319940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:713

約数の個数: 96

約数和(自身を含む): 207728640

約数和(自身を除く): 124408700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 31, 38, 44, 55, 62, 76, 95, 110, 124, 155, 190, 209, 220, 310, 341, 380, 418, 589, 620, 643, 682, 836, 1045, 1178, 1286, 1364, 1705, 2090, 2356, 2572, 2945, 3215, 3410, 4180, 5890, 6430, 6479, 6820, 7073, 11780, 12217, 12860, 12958, 14146, 19933, 24434, 25916, 28292, 32395, 35365, 39866, 48868, 61085, 64790, 70730, 79732, 99665, 122170, 129580, 134387, 141460, 199330, 219263, 244340, 268774, 378727, 398660, 438526, 537548, 671935, 757454, 877052, 1096315, 1343870, 1514908, 1893635, 2192630, 2687740, 3787270, 4165997, 4385260, 7574540, 8331994, 16663988, 20829985, 41659970, 83319940]

約数ペア:

[(1, 83319940), (2, 41659970), (4, 20829985), (5, 16663988), (10, 8331994), (11, 7574540), (19, 4385260), (20, 4165997), (22, 3787270), (31, 2687740), (38, 2192630), (44, 1893635), (55, 1514908), (62, 1343870), (76, 1096315), (95, 877052), (110, 757454), (124, 671935), (155, 537548), (190, 438526), (209, 398660), (220, 378727), (310, 268774), (341, 244340), (380, 219263), (418, 199330), (589, 141460), (620, 134387), (643, 129580), (682, 122170), (836, 99665), (1045, 79732), (1178, 70730), (1286, 64790), (1364, 61085), (1705, 48868), (2090, 39866), (2356, 35365), (2572, 32395), (2945, 28292), (3215, 25916), (3410, 24434), (4180, 19933), (5890, 14146), (6430, 12958), (6479, 12860), (6820, 12217), (7073, 11780)]