2756554557380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{668609}}^1$

素因数の和:668889

約数の個数: 96

約数和(自身を含む): 6335887430880

約数和(自身を除く): 3579332873500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 157, 202, 260, 314, 404, 505, 628, 785, 1010, 1313, 1570, 2020, 2041, 2626, 3140, 4082, 5252, 6565, 8164, 10205, 13130, 15857, 20410, 26260, 31714, 40820, 63428, 79285, 158570, 206141, 317140, 412282, 668609, 824564, 1030705, 1337218, 2061410, 2674436, 3343045, 4122820, 6686090, 8691917, 13372180, 17383834, 34767668, 43459585, 67529509, 86919170, 104971613, 135059018, 173838340, 209943226, 270118036, 337647545, 419886452, 524858065, 675295090, 877883617, 1049716130, 1350590180, 1364630969, 1755767234, 2099432260, 2729261938, 3511534468, 4389418085, 5458523876, 6823154845, 8778836170, 10602132913, 13646309690, 17557672340, 21204265826, 27292619380, 42408531652, 53010664565, 106021329130, 137827727869, 212042658260, 275655455738, 551310911476, 689138639345, 1378277278690, 2756554557380]

約数ペア:

[(1, 2756554557380), (2, 1378277278690), (4, 689138639345), (5, 551310911476), (10, 275655455738), (13, 212042658260), (20, 137827727869), (26, 106021329130), (52, 53010664565), (65, 42408531652), (101, 27292619380), (130, 21204265826), (157, 17557672340), (202, 13646309690), (260, 10602132913), (314, 8778836170), (404, 6823154845), (505, 5458523876), (628, 4389418085), (785, 3511534468), (1010, 2729261938), (1313, 2099432260), (1570, 1755767234), (2020, 1364630969), (2041, 1350590180), (2626, 1049716130), (3140, 877883617), (4082, 675295090), (5252, 524858065), (6565, 419886452), (8164, 337647545), (10205, 270118036), (13130, 209943226), (15857, 173838340), (20410, 135059018), (26260, 104971613), (31714, 86919170), (40820, 67529509), (63428, 43459585), (79285, 34767668), (158570, 17383834), (206141, 13372180), (317140, 8691917), (412282, 6686090), (668609, 4122820), (824564, 3343045), (1030705, 2674436), (1337218, 2061410)]