277806100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19427}}^1$

素因数の和:19465

約数の個数: 72

約数和(自身を含む): 708267168

約数和(自身を除く): 430461068

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 7150, 14300, 19427, 38854, 77708, 97135, 194270, 213697, 252551, 388540, 427394, 485675, 505102, 854788, 971350, 1010204, 1068485, 1262755, 1942700, 2136970, 2525510, 2778061, 4273940, 5051020, 5342425, 5556122, 6313775, 10684850, 11112244, 12627550, 13890305, 21369700, 25255100, 27780610, 55561220, 69451525, 138903050, 277806100]

約数ペア:

[(1, 277806100), (2, 138903050), (4, 69451525), (5, 55561220), (10, 27780610), (11, 25255100), (13, 21369700), (20, 13890305), (22, 12627550), (25, 11112244), (26, 10684850), (44, 6313775), (50, 5556122), (52, 5342425), (55, 5051020), (65, 4273940), (100, 2778061), (110, 2525510), (130, 2136970), (143, 1942700), (220, 1262755), (260, 1068485), (275, 1010204), (286, 971350), (325, 854788), (550, 505102), (572, 485675), (650, 427394), (715, 388540), (1100, 252551), (1300, 213697), (1430, 194270), (2860, 97135), (3575, 77708), (7150, 38854), (14300, 19427)]