65142980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 167795712

約数和(自身を除く): 102652732

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 101, 119, 140, 170, 202, 238, 271, 340, 404, 476, 505, 542, 595, 707, 1010, 1084, 1190, 1355, 1414, 1717, 1897, 2020, 2380, 2710, 2828, 3434, 3535, 3794, 4607, 5420, 6868, 7070, 7588, 8585, 9214, 9485, 12019, 14140, 17170, 18428, 18970, 23035, 24038, 27371, 32249, 34340, 37940, 46070, 48076, 54742, 60095, 64498, 92140, 109484, 120190, 128996, 136855, 161245, 191597, 240380, 273710, 322490, 383194, 465307, 547420, 644980, 766388, 930614, 957985, 1861228, 1915970, 2326535, 3257149, 3831940, 4653070, 6514298, 9306140, 13028596, 16285745, 32571490, 65142980]

約数ペア:

[(1, 65142980), (2, 32571490), (4, 16285745), (5, 13028596), (7, 9306140), (10, 6514298), (14, 4653070), (17, 3831940), (20, 3257149), (28, 2326535), (34, 1915970), (35, 1861228), (68, 957985), (70, 930614), (85, 766388), (101, 644980), (119, 547420), (140, 465307), (170, 383194), (202, 322490), (238, 273710), (271, 240380), (340, 191597), (404, 161245), (476, 136855), (505, 128996), (542, 120190), (595, 109484), (707, 92140), (1010, 64498), (1084, 60095), (1190, 54742), (1355, 48076), (1414, 46070), (1717, 37940), (1897, 34340), (2020, 32249), (2380, 27371), (2710, 24038), (2828, 23035), (3434, 18970), (3535, 18428), (3794, 17170), (4607, 14140), (5420, 12019), (6868, 9485), (7070, 9214), (7588, 8585)]