820885691470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{9103}}^1\times {\mathrm{14759}}^1$

素因数の和:23929

約数の個数: 64

約数和(自身を含む): 1625400483840

約数和(自身を除く): 804514792370

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 9103, 14759, 18206, 29518, 45515, 73795, 91030, 118339, 147590, 191867, 236678, 383734, 427841, 591695, 693673, 855682, 959335, 1183390, 1387346, 1918670, 2139205, 3468365, 4278410, 5561933, 6936730, 9017749, 11123866, 18035498, 27809665, 45088745, 55619330, 90177490, 134351177, 268702354, 671755885, 1343511770, 1746565301, 3493130602, 6314505319, 8732826505, 12629010638, 17465653010, 31572526595, 63145053190, 82088569147, 164177138294, 410442845735, 820885691470]

約数ペア:

[(1, 820885691470), (2, 410442845735), (5, 164177138294), (10, 82088569147), (13, 63145053190), (26, 31572526595), (47, 17465653010), (65, 12629010638), (94, 8732826505), (130, 6314505319), (235, 3493130602), (470, 1746565301), (611, 1343511770), (1222, 671755885), (3055, 268702354), (6110, 134351177), (9103, 90177490), (14759, 55619330), (18206, 45088745), (29518, 27809665), (45515, 18035498), (73795, 11123866), (91030, 9017749), (118339, 6936730), (147590, 5561933), (191867, 4278410), (236678, 3468365), (383734, 2139205), (427841, 1918670), (591695, 1387346), (693673, 1183390), (855682, 959335)]