354808330

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 694241280

約数和(自身を除く): 339432950

約数列:

[1, 2, 5, 10, 29, 31, 58, 61, 62, 122, 145, 155, 290, 305, 310, 610, 647, 899, 1294, 1769, 1798, 1891, 3235, 3538, 3782, 4495, 6470, 8845, 8990, 9455, 17690, 18763, 18910, 20057, 37526, 39467, 40114, 54839, 78934, 93815, 100285, 109678, 187630, 197335, 200570, 274195, 394670, 548390, 581653, 1144543, 1163306, 1223477, 2289086, 2446954, 2908265, 5722715, 5816530, 6117385, 11445430, 12234770, 35480833, 70961666, 177404165, 354808330]

約数ペア:

[(1, 354808330), (2, 177404165), (5, 70961666), (10, 35480833), (29, 12234770), (31, 11445430), (58, 6117385), (61, 5816530), (62, 5722715), (122, 2908265), (145, 2446954), (155, 2289086), (290, 1223477), (305, 1163306), (310, 1144543), (610, 581653), (647, 548390), (899, 394670), (1294, 274195), (1769, 200570), (1798, 197335), (1891, 187630), (3235, 109678), (3538, 100285), (3782, 93815), (4495, 78934), (6470, 54839), (8845, 40114), (8990, 39467), (9455, 37526), (17690, 20057), (18763, 18910)]