345570490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 655672320

約数和(自身を除く): 310101830

約数列:

[1, 2, 5, 10, 61, 71, 79, 101, 122, 142, 158, 202, 305, 355, 395, 505, 610, 710, 790, 1010, 4331, 4819, 5609, 6161, 7171, 7979, 8662, 9638, 11218, 12322, 14342, 15958, 21655, 24095, 28045, 30805, 35855, 39895, 43310, 48190, 56090, 61610, 71710, 79790, 342149, 437431, 486719, 566509, 684298, 874862, 973438, 1133018, 1710745, 2187155, 2433595, 2832545, 3421490, 4374310, 4867190, 5665090, 34557049, 69114098, 172785245, 345570490]

約数ペア:

[(1, 345570490), (2, 172785245), (5, 69114098), (10, 34557049), (61, 5665090), (71, 4867190), (79, 4374310), (101, 3421490), (122, 2832545), (142, 2433595), (158, 2187155), (202, 1710745), (305, 1133018), (355, 973438), (395, 874862), (505, 684298), (610, 566509), (710, 486719), (790, 437431), (1010, 342149), (4331, 79790), (4819, 71710), (5609, 61610), (6161, 56090), (7171, 48190), (7979, 43310), (8662, 39895), (9638, 35855), (11218, 30805), (12322, 28045), (14342, 24095), (15958, 21655)]