1525328720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{2389}}^1$

素因数の和:2772

約数の個数: 80

約数和(自身を含む): 3712798080

約数和(自身を除く): 2187469360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 347, 368, 460, 694, 920, 1388, 1735, 1840, 2389, 2776, 3470, 4778, 5552, 6940, 7981, 9556, 11945, 13880, 15962, 19112, 23890, 27760, 31924, 38224, 39905, 47780, 54947, 63848, 79810, 95560, 109894, 127696, 159620, 191120, 219788, 274735, 319240, 439576, 549470, 638480, 828983, 879152, 1098940, 1657966, 2197880, 3315932, 4144915, 4395760, 6631864, 8289830, 13263728, 16579660, 19066609, 33159320, 38133218, 66318640, 76266436, 95333045, 152532872, 190666090, 305065744, 381332180, 762664360, 1525328720]

約数ペア:

[(1, 1525328720), (2, 762664360), (4, 381332180), (5, 305065744), (8, 190666090), (10, 152532872), (16, 95333045), (20, 76266436), (23, 66318640), (40, 38133218), (46, 33159320), (80, 19066609), (92, 16579660), (115, 13263728), (184, 8289830), (230, 6631864), (347, 4395760), (368, 4144915), (460, 3315932), (694, 2197880), (920, 1657966), (1388, 1098940), (1735, 879152), (1840, 828983), (2389, 638480), (2776, 549470), (3470, 439576), (4778, 319240), (5552, 274735), (6940, 219788), (7981, 191120), (9556, 159620), (11945, 127696), (13880, 109894), (15962, 95560), (19112, 79810), (23890, 63848), (27760, 54947), (31924, 47780), (38224, 39905)]