90196670

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 176947200

約数和(自身を除く): 86750530

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 79, 127, 145, 155, 158, 254, 290, 310, 395, 635, 790, 899, 1270, 1798, 2291, 2449, 3683, 3937, 4495, 4582, 4898, 7366, 7874, 8990, 10033, 11455, 12245, 18415, 19685, 20066, 22910, 24490, 36830, 39370, 50165, 71021, 100330, 114173, 142042, 228346, 290957, 311023, 355105, 570865, 581914, 622046, 710210, 1141730, 1454785, 1555115, 2909570, 3110230, 9019667, 18039334, 45098335, 90196670]

約数ペア:

[(1, 90196670), (2, 45098335), (5, 18039334), (10, 9019667), (29, 3110230), (31, 2909570), (58, 1555115), (62, 1454785), (79, 1141730), (127, 710210), (145, 622046), (155, 581914), (158, 570865), (254, 355105), (290, 311023), (310, 290957), (395, 228346), (635, 142042), (790, 114173), (899, 100330), (1270, 71021), (1798, 50165), (2291, 39370), (2449, 36830), (3683, 24490), (3937, 22910), (4495, 20066), (4582, 19685), (4898, 18415), (7366, 12245), (7874, 11455), (8990, 10033)]