20123773300

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{15443}}^1$

素因数の和:15697

約数の個数: 72

約数和(自身を含む): 44479090656

約数和(自身を除く): 24355317356

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 157, 166, 314, 332, 415, 628, 785, 830, 1570, 1660, 2075, 3140, 3925, 4150, 7850, 8300, 13031, 15443, 15700, 26062, 30886, 52124, 61772, 65155, 77215, 130310, 154430, 260620, 308860, 325775, 386075, 651550, 772150, 1281769, 1303100, 1544300, 2424551, 2563538, 4849102, 5127076, 6408845, 9698204, 12122755, 12817690, 24245510, 25635380, 32044225, 48491020, 60613775, 64088450, 121227550, 128176900, 201237733, 242455100, 402475466, 804950932, 1006188665, 2012377330, 4024754660, 5030943325, 10061886650, 20123773300]

約数ペア:

[(1, 20123773300), (2, 10061886650), (4, 5030943325), (5, 4024754660), (10, 2012377330), (20, 1006188665), (25, 804950932), (50, 402475466), (83, 242455100), (100, 201237733), (157, 128176900), (166, 121227550), (314, 64088450), (332, 60613775), (415, 48491020), (628, 32044225), (785, 25635380), (830, 24245510), (1570, 12817690), (1660, 12122755), (2075, 9698204), (3140, 6408845), (3925, 5127076), (4150, 4849102), (7850, 2563538), (8300, 2424551), (13031, 1544300), (15443, 1303100), (15700, 1281769), (26062, 772150), (30886, 651550), (52124, 386075), (61772, 325775), (65155, 308860), (77215, 260620), (130310, 154430)]