20717386850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{10529}}^1$

素因数の和:10652

約数の個数: 96

約数和(自身を含む): 42305328000

約数和(自身を除く): 21587941150

約数列:

[1, 2, 5, 10, 23, 25, 29, 46, 50, 58, 59, 115, 118, 145, 230, 290, 295, 575, 590, 667, 725, 1150, 1334, 1357, 1450, 1475, 1711, 2714, 2950, 3335, 3422, 6670, 6785, 8555, 10529, 13570, 16675, 17110, 21058, 33350, 33925, 39353, 42775, 52645, 67850, 78706, 85550, 105290, 196765, 242167, 263225, 305341, 393530, 484334, 526450, 610682, 621211, 983825, 1210835, 1242422, 1526705, 1967650, 2421670, 3053410, 3106055, 6054175, 6212110, 7022843, 7633525, 12108350, 14045686, 14287853, 15267050, 15530275, 18015119, 28575706, 31060550, 35114215, 36030238, 70228430, 71439265, 90075595, 142878530, 175571075, 180151190, 351142150, 357196325, 414347737, 450377975, 714392650, 828695474, 900755950, 2071738685, 4143477370, 10358693425, 20717386850]

約数ペア:

[(1, 20717386850), (2, 10358693425), (5, 4143477370), (10, 2071738685), (23, 900755950), (25, 828695474), (29, 714392650), (46, 450377975), (50, 414347737), (58, 357196325), (59, 351142150), (115, 180151190), (118, 175571075), (145, 142878530), (230, 90075595), (290, 71439265), (295, 70228430), (575, 36030238), (590, 35114215), (667, 31060550), (725, 28575706), (1150, 18015119), (1334, 15530275), (1357, 15267050), (1450, 14287853), (1475, 14045686), (1711, 12108350), (2714, 7633525), (2950, 7022843), (3335, 6212110), (3422, 6054175), (6670, 3106055), (6785, 3053410), (8555, 2421670), (10529, 1967650), (13570, 1526705), (16675, 1242422), (17110, 1210835), (21058, 983825), (33350, 621211), (33925, 610682), (39353, 526450), (42775, 484334), (52645, 393530), (67850, 305341), (78706, 263225), (85550, 242167), (105290, 196765)]