53861780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 144272016

約数和(自身を除く): 90410236

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 53, 61, 68, 70, 85, 98, 106, 119, 122, 140, 170, 196, 212, 238, 244, 245, 265, 305, 340, 371, 427, 476, 490, 530, 595, 610, 742, 833, 854, 901, 980, 1037, 1060, 1190, 1220, 1484, 1666, 1708, 1802, 1855, 2074, 2135, 2380, 2597, 2989, 3233, 3332, 3604, 3710, 4148, 4165, 4270, 4505, 5185, 5194, 5978, 6307, 6466, 7259, 7420, 8330, 8540, 9010, 10370, 10388, 11956, 12614, 12932, 12985, 14518, 14945, 16165, 16660, 18020, 20740, 22631, 25228, 25970, 29036, 29890, 31535, 32330, 36295, 44149, 45262, 50813, 51940, 54961, 59780, 63070, 64660, 72590, 88298, 90524, 101626, 109922, 113155, 126140, 145180, 158417, 176596, 203252, 219844, 220745, 226310, 254065, 274805, 316834, 384727, 441490, 452620, 508130, 549610, 633668, 769454, 792085, 882980, 1016260, 1099220, 1538908, 1584170, 1923635, 2693089, 3168340, 3847270, 5386178, 7694540, 10772356, 13465445, 26930890, 53861780]

約数ペア:

[(1, 53861780), (2, 26930890), (4, 13465445), (5, 10772356), (7, 7694540), (10, 5386178), (14, 3847270), (17, 3168340), (20, 2693089), (28, 1923635), (34, 1584170), (35, 1538908), (49, 1099220), (53, 1016260), (61, 882980), (68, 792085), (70, 769454), (85, 633668), (98, 549610), (106, 508130), (119, 452620), (122, 441490), (140, 384727), (170, 316834), (196, 274805), (212, 254065), (238, 226310), (244, 220745), (245, 219844), (265, 203252), (305, 176596), (340, 158417), (371, 145180), (427, 126140), (476, 113155), (490, 109922), (530, 101626), (595, 90524), (610, 88298), (742, 72590), (833, 64660), (854, 63070), (901, 59780), (980, 54961), (1037, 51940), (1060, 50813), (1190, 45262), (1220, 44149), (1484, 36295), (1666, 32330), (1708, 31535), (1802, 29890), (1855, 29036), (2074, 25970), (2135, 25228), (2380, 22631), (2597, 20740), (2989, 18020), (3233, 16660), (3332, 16165), (3604, 14945), (3710, 14518), (4148, 12985), (4165, 12932), (4270, 12614), (4505, 11956), (5185, 10388), (5194, 10370), (5978, 9010), (6307, 8540), (6466, 8330), (7259, 7420)]