51845330

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 102297600

約数和(自身を除く): 50452270

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 73, 79, 145, 146, 155, 158, 290, 310, 365, 395, 730, 790, 899, 1798, 2117, 2263, 2291, 2449, 4234, 4495, 4526, 4582, 4898, 5767, 8990, 10585, 11315, 11455, 11534, 12245, 21170, 22630, 22910, 24490, 28835, 57670, 65627, 71021, 131254, 142042, 167243, 178777, 328135, 334486, 355105, 357554, 656270, 710210, 836215, 893885, 1672430, 1787770, 5184533, 10369066, 25922665, 51845330]

約数ペア:

[(1, 51845330), (2, 25922665), (5, 10369066), (10, 5184533), (29, 1787770), (31, 1672430), (58, 893885), (62, 836215), (73, 710210), (79, 656270), (145, 357554), (146, 355105), (155, 334486), (158, 328135), (290, 178777), (310, 167243), (365, 142042), (395, 131254), (730, 71021), (790, 65627), (899, 57670), (1798, 28835), (2117, 24490), (2263, 22910), (2291, 22630), (2449, 21170), (4234, 12245), (4495, 11534), (4526, 11455), (4582, 11315), (4898, 10585), (5767, 8990)]