49920229996

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{369659}}^1$

素因数の和:369743

約数の個数: 72

約数和(自身を含む): 111505721040

約数和(自身を除く): 61585491044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 53, 91, 98, 106, 182, 196, 212, 364, 371, 637, 689, 742, 1274, 1378, 1484, 2548, 2597, 2756, 4823, 5194, 9646, 10388, 19292, 33761, 67522, 135044, 369659, 739318, 1478636, 2587613, 4805567, 5175226, 9611134, 10350452, 18113291, 19222268, 19591927, 33638969, 36226582, 39183854, 67277938, 72453164, 78367708, 134555876, 137143489, 235472783, 254695051, 274286978, 470945566, 509390102, 548573956, 941891132, 960004423, 1018780204, 1782865357, 1920008846, 3565730714, 3840017692, 7131461428, 12480057499, 24960114998, 49920229996]

約数ペア:

[(1, 49920229996), (2, 24960114998), (4, 12480057499), (7, 7131461428), (13, 3840017692), (14, 3565730714), (26, 1920008846), (28, 1782865357), (49, 1018780204), (52, 960004423), (53, 941891132), (91, 548573956), (98, 509390102), (106, 470945566), (182, 274286978), (196, 254695051), (212, 235472783), (364, 137143489), (371, 134555876), (637, 78367708), (689, 72453164), (742, 67277938), (1274, 39183854), (1378, 36226582), (1484, 33638969), (2548, 19591927), (2597, 19222268), (2756, 18113291), (4823, 10350452), (5194, 9611134), (9646, 5175226), (10388, 4805567), (19292, 2587613), (33761, 1478636), (67522, 739318), (135044, 369659)]