201631900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1429}}^1$

素因数の和:1543

約数の個数: 72

約数和(自身を含む): 469188720

約数和(自身を除く): 267556820

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 83, 85, 100, 166, 170, 332, 340, 415, 425, 830, 850, 1411, 1429, 1660, 1700, 2075, 2822, 2858, 4150, 5644, 5716, 7055, 7145, 8300, 14110, 14290, 24293, 28220, 28580, 35275, 35725, 48586, 70550, 71450, 97172, 118607, 121465, 141100, 142900, 237214, 242930, 474428, 485860, 593035, 607325, 1186070, 1214650, 2016319, 2372140, 2429300, 2965175, 4032638, 5930350, 8065276, 10081595, 11860700, 20163190, 40326380, 50407975, 100815950, 201631900]

約数ペア:

[(1, 201631900), (2, 100815950), (4, 50407975), (5, 40326380), (10, 20163190), (17, 11860700), (20, 10081595), (25, 8065276), (34, 5930350), (50, 4032638), (68, 2965175), (83, 2429300), (85, 2372140), (100, 2016319), (166, 1214650), (170, 1186070), (332, 607325), (340, 593035), (415, 485860), (425, 474428), (830, 242930), (850, 237214), (1411, 142900), (1429, 141100), (1660, 121465), (1700, 118607), (2075, 97172), (2822, 71450), (2858, 70550), (4150, 48586), (5644, 35725), (5716, 35275), (7055, 28580), (7145, 28220), (8300, 24293), (14110, 14290)]