20146447400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{9817}}^1$

素因数の和:10195

約数の個数: 96

約数和(自身を含む): 48502490880

約数和(自身を除く): 28356043480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 331, 620, 662, 775, 1240, 1324, 1550, 1655, 2648, 3100, 3310, 6200, 6620, 8275, 9817, 10261, 13240, 16550, 19634, 20522, 33100, 39268, 41044, 49085, 51305, 66200, 78536, 82088, 98170, 102610, 196340, 205220, 245425, 256525, 304327, 392680, 410440, 490850, 513050, 608654, 981700, 1026100, 1217308, 1521635, 1963400, 2052200, 2434616, 3043270, 3249427, 6086540, 6498854, 7608175, 12173080, 12997708, 15216350, 16247135, 25995416, 30432700, 32494270, 60865400, 64988540, 81235675, 100732237, 129977080, 162471350, 201464474, 324942700, 402928948, 503661185, 649885400, 805857896, 1007322370, 2014644740, 2518305925, 4029289480, 5036611850, 10073223700, 20146447400]

約数ペア:

[(1, 20146447400), (2, 10073223700), (4, 5036611850), (5, 4029289480), (8, 2518305925), (10, 2014644740), (20, 1007322370), (25, 805857896), (31, 649885400), (40, 503661185), (50, 402928948), (62, 324942700), (100, 201464474), (124, 162471350), (155, 129977080), (200, 100732237), (248, 81235675), (310, 64988540), (331, 60865400), (620, 32494270), (662, 30432700), (775, 25995416), (1240, 16247135), (1324, 15216350), (1550, 12997708), (1655, 12173080), (2648, 7608175), (3100, 6498854), (3310, 6086540), (6200, 3249427), (6620, 3043270), (8275, 2434616), (9817, 2052200), (10261, 1963400), (13240, 1521635), (16550, 1217308), (19634, 1026100), (20522, 981700), (33100, 608654), (39268, 513050), (41044, 490850), (49085, 410440), (51305, 392680), (66200, 304327), (78536, 256525), (82088, 245425), (98170, 205220), (102610, 196340)]