164199280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{293213}}^1$

素因数の和:293233

約数の個数: 40

約数和(自身を含む): 436302432

約数和(自身を除く): 272103152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 293213, 586426, 1172852, 1466065, 2052491, 2345704, 2932130, 4104982, 4691408, 5864260, 8209964, 10262455, 11728520, 16419928, 20524910, 23457040, 32839856, 41049820, 82099640, 164199280]

約数ペア:

[(1, 164199280), (2, 82099640), (4, 41049820), (5, 32839856), (7, 23457040), (8, 20524910), (10, 16419928), (14, 11728520), (16, 10262455), (20, 8209964), (28, 5864260), (35, 4691408), (40, 4104982), (56, 2932130), (70, 2345704), (80, 2052491), (112, 1466065), (140, 1172852), (280, 586426), (560, 293213)]