83866840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 196732800

約数和(自身を除く): 112865960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 197, 232, 290, 367, 394, 580, 734, 788, 985, 1160, 1468, 1576, 1835, 1970, 2936, 3670, 3940, 5713, 7340, 7880, 10643, 11426, 14680, 21286, 22852, 28565, 42572, 45704, 53215, 57130, 72299, 85144, 106430, 114260, 144598, 212860, 228520, 289196, 361495, 425720, 578392, 722990, 1445980, 2096671, 2891960, 4193342, 8386684, 10483355, 16773368, 20966710, 41933420, 83866840]

約数ペア:

[(1, 83866840), (2, 41933420), (4, 20966710), (5, 16773368), (8, 10483355), (10, 8386684), (20, 4193342), (29, 2891960), (40, 2096671), (58, 1445980), (116, 722990), (145, 578392), (197, 425720), (232, 361495), (290, 289196), (367, 228520), (394, 212860), (580, 144598), (734, 114260), (788, 106430), (985, 85144), (1160, 72299), (1468, 57130), (1576, 53215), (1835, 45704), (1970, 42572), (2936, 28565), (3670, 22852), (3940, 21286), (5713, 14680), (7340, 11426), (7880, 10643)]