201225599980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1\times {\mathrm{319883}}^1$

素因数の和:320406

約数の個数: 48

約数和(自身を含む): 429494171904

約数和(自身を除く): 228268571924

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 443, 710, 886, 1420, 1772, 2215, 4430, 8860, 31453, 62906, 125812, 157265, 314530, 319883, 629060, 639766, 1279532, 1599415, 3198830, 6397660, 22711693, 45423386, 90846772, 113558465, 141708169, 227116930, 283416338, 454233860, 566832676, 708540845, 1417081690, 2834163380, 10061279999, 20122559998, 40245119996, 50306399995, 100612799990, 201225599980]

約数ペア:

[(1, 201225599980), (2, 100612799990), (4, 50306399995), (5, 40245119996), (10, 20122559998), (20, 10061279999), (71, 2834163380), (142, 1417081690), (284, 708540845), (355, 566832676), (443, 454233860), (710, 283416338), (886, 227116930), (1420, 141708169), (1772, 113558465), (2215, 90846772), (4430, 45423386), (8860, 22711693), (31453, 6397660), (62906, 3198830), (125812, 1599415), (157265, 1279532), (314530, 639766), (319883, 629060)]