12553621120

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{632743}}^1$

素因数の和:632793

約数の個数: 64

約数和(自身を含む): 30979146240

約数和(自身を除く): 18425525120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 632743, 1265486, 2530972, 3163715, 5061944, 6327430, 10123888, 12654860, 19615033, 20247776, 25309720, 39230066, 40495552, 50619440, 78460132, 80991104, 98075165, 101238880, 156920264, 196150330, 202477760, 313840528, 392300660, 404955520, 627681056, 784601320, 1255362112, 1569202640, 2510724224, 3138405280, 6276810560, 12553621120]

約数ペア:

[(1, 12553621120), (2, 6276810560), (4, 3138405280), (5, 2510724224), (8, 1569202640), (10, 1255362112), (16, 784601320), (20, 627681056), (31, 404955520), (32, 392300660), (40, 313840528), (62, 202477760), (64, 196150330), (80, 156920264), (124, 101238880), (128, 98075165), (155, 80991104), (160, 78460132), (248, 50619440), (310, 40495552), (320, 39230066), (496, 25309720), (620, 20247776), (640, 19615033), (992, 12654860), (1240, 10123888), (1984, 6327430), (2480, 5061944), (3968, 3163715), (4960, 2530972), (9920, 1265486), (19840, 632743)]