53742220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 142490880

約数和(自身を除く): 88748660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 31, 35, 49, 58, 61, 62, 70, 98, 116, 122, 124, 140, 145, 155, 196, 203, 217, 244, 245, 290, 305, 310, 406, 427, 434, 490, 580, 610, 620, 812, 854, 868, 899, 980, 1015, 1085, 1220, 1421, 1519, 1708, 1769, 1798, 1891, 2030, 2135, 2170, 2842, 2989, 3038, 3538, 3596, 3782, 4060, 4270, 4340, 4495, 5684, 5978, 6076, 6293, 7076, 7105, 7564, 7595, 8540, 8845, 8990, 9455, 11956, 12383, 12586, 13237, 14210, 14945, 15190, 17690, 17980, 18910, 24766, 25172, 26474, 28420, 29890, 30380, 31465, 35380, 37820, 44051, 49532, 52948, 54839, 59780, 61915, 62930, 66185, 86681, 88102, 92659, 109678, 123830, 125860, 132370, 173362, 176204, 185318, 219356, 220255, 247660, 264740, 274195, 346724, 370636, 383873, 433405, 440510, 463295, 548390, 767746, 866810, 881020, 926590, 1096780, 1535492, 1733620, 1853180, 1919365, 2687111, 3838730, 5374222, 7677460, 10748444, 13435555, 26871110, 53742220]

約数ペア:

[(1, 53742220), (2, 26871110), (4, 13435555), (5, 10748444), (7, 7677460), (10, 5374222), (14, 3838730), (20, 2687111), (28, 1919365), (29, 1853180), (31, 1733620), (35, 1535492), (49, 1096780), (58, 926590), (61, 881020), (62, 866810), (70, 767746), (98, 548390), (116, 463295), (122, 440510), (124, 433405), (140, 383873), (145, 370636), (155, 346724), (196, 274195), (203, 264740), (217, 247660), (244, 220255), (245, 219356), (290, 185318), (305, 176204), (310, 173362), (406, 132370), (427, 125860), (434, 123830), (490, 109678), (580, 92659), (610, 88102), (620, 86681), (812, 66185), (854, 62930), (868, 61915), (899, 59780), (980, 54839), (1015, 52948), (1085, 49532), (1220, 44051), (1421, 37820), (1519, 35380), (1708, 31465), (1769, 30380), (1798, 29890), (1891, 28420), (2030, 26474), (2135, 25172), (2170, 24766), (2842, 18910), (2989, 17980), (3038, 17690), (3538, 15190), (3596, 14945), (3782, 14210), (4060, 13237), (4270, 12586), (4340, 12383), (4495, 11956), (5684, 9455), (5978, 8990), (6076, 8845), (6293, 8540), (7076, 7595), (7105, 7564)]