25039640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1652

約数の個数: 64

約数和(自身を含む): 62285760

約数和(自身を除く): 37246120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1601, 1955, 3128, 3202, 3910, 6404, 7820, 8005, 12808, 15640, 16010, 27217, 32020, 36823, 54434, 64040, 73646, 108868, 136085, 147292, 184115, 217736, 272170, 294584, 368230, 544340, 625991, 736460, 1088680, 1251982, 1472920, 2503964, 3129955, 5007928, 6259910, 12519820, 25039640]

約数ペア:

[(1, 25039640), (2, 12519820), (4, 6259910), (5, 5007928), (8, 3129955), (10, 2503964), (17, 1472920), (20, 1251982), (23, 1088680), (34, 736460), (40, 625991), (46, 544340), (68, 368230), (85, 294584), (92, 272170), (115, 217736), (136, 184115), (170, 147292), (184, 136085), (230, 108868), (340, 73646), (391, 64040), (460, 54434), (680, 36823), (782, 32020), (920, 27217), (1564, 16010), (1601, 15640), (1955, 12808), (3128, 8005), (3202, 7820), (3910, 6404)]