780615696970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{631}}^1\times {\mathrm{14821}}^1$

素因数の和:15967

約数の個数: 64

約数和(自身を含む): 1493255077632

約数和(自身を除く): 712639380662

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 491, 631, 982, 1262, 2455, 3155, 4910, 6310, 8347, 10727, 14821, 16694, 21454, 29642, 41735, 53635, 74105, 83470, 107270, 148210, 251957, 309821, 503914, 619642, 1259785, 1549105, 2519570, 3098210, 5266957, 7277111, 9352051, 10533914, 14554222, 18704102, 26334785, 36385555, 46760255, 52669570, 72771110, 93520510, 123710887, 158984867, 247421774, 317969734, 618554435, 794924335, 1237108870, 1589848670, 4591857041, 9183714082, 22959285205, 45918570410, 78061569697, 156123139394, 390307848485, 780615696970]

約数ペア:

[(1, 780615696970), (2, 390307848485), (5, 156123139394), (10, 78061569697), (17, 45918570410), (34, 22959285205), (85, 9183714082), (170, 4591857041), (491, 1589848670), (631, 1237108870), (982, 794924335), (1262, 618554435), (2455, 317969734), (3155, 247421774), (4910, 158984867), (6310, 123710887), (8347, 93520510), (10727, 72771110), (14821, 52669570), (16694, 46760255), (21454, 36385555), (29642, 26334785), (41735, 18704102), (53635, 14554222), (74105, 10533914), (83470, 9352051), (107270, 7277111), (148210, 5266957), (251957, 3098210), (309821, 2519570), (503914, 1549105), (619642, 1259785)]