55509220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 132765696

約数和(自身を除く): 77256476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 71, 97, 124, 130, 142, 155, 194, 260, 284, 310, 355, 388, 403, 485, 620, 710, 806, 923, 970, 1261, 1420, 1612, 1846, 1940, 2015, 2201, 2522, 3007, 3692, 4030, 4402, 4615, 5044, 6014, 6305, 6887, 8060, 8804, 9230, 11005, 12028, 12610, 13774, 15035, 18460, 22010, 25220, 27548, 28613, 30070, 34435, 39091, 44020, 57226, 60140, 68870, 78182, 89531, 114452, 137740, 143065, 156364, 179062, 195455, 213497, 286130, 358124, 390910, 426994, 447655, 572260, 781820, 853988, 895310, 1067485, 1790620, 2134970, 2775461, 4269940, 5550922, 11101844, 13877305, 27754610, 55509220]

約数ペア:

[(1, 55509220), (2, 27754610), (4, 13877305), (5, 11101844), (10, 5550922), (13, 4269940), (20, 2775461), (26, 2134970), (31, 1790620), (52, 1067485), (62, 895310), (65, 853988), (71, 781820), (97, 572260), (124, 447655), (130, 426994), (142, 390910), (155, 358124), (194, 286130), (260, 213497), (284, 195455), (310, 179062), (355, 156364), (388, 143065), (403, 137740), (485, 114452), (620, 89531), (710, 78182), (806, 68870), (923, 60140), (970, 57226), (1261, 44020), (1420, 39091), (1612, 34435), (1846, 30070), (1940, 28613), (2015, 27548), (2201, 25220), (2522, 22010), (3007, 18460), (3692, 15035), (4030, 13774), (4402, 12610), (4615, 12028), (5044, 11005), (6014, 9230), (6305, 8804), (6887, 8060)]