401035780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:601

約数の個数: 96

約数和(自身を含む): 934869600

約数和(自身を除く): 533833820

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 89, 116, 145, 170, 178, 290, 340, 356, 445, 457, 493, 580, 890, 914, 986, 1513, 1780, 1828, 1972, 2285, 2465, 2581, 3026, 4570, 4930, 5162, 6052, 7565, 7769, 9140, 9860, 10324, 12905, 13253, 15130, 15538, 25810, 26506, 30260, 31076, 38845, 40673, 43877, 51620, 53012, 66265, 77690, 81346, 87754, 132530, 155380, 162692, 175508, 203365, 219385, 225301, 265060, 406730, 438770, 450602, 691441, 813460, 877540, 901204, 1126505, 1179517, 1382882, 2253010, 2359034, 2765764, 3457205, 4506020, 4718068, 5897585, 6914410, 11795170, 13828820, 20051789, 23590340, 40103578, 80207156, 100258945, 200517890, 401035780]

約数ペア:

[(1, 401035780), (2, 200517890), (4, 100258945), (5, 80207156), (10, 40103578), (17, 23590340), (20, 20051789), (29, 13828820), (34, 11795170), (58, 6914410), (68, 5897585), (85, 4718068), (89, 4506020), (116, 3457205), (145, 2765764), (170, 2359034), (178, 2253010), (290, 1382882), (340, 1179517), (356, 1126505), (445, 901204), (457, 877540), (493, 813460), (580, 691441), (890, 450602), (914, 438770), (986, 406730), (1513, 265060), (1780, 225301), (1828, 219385), (1972, 203365), (2285, 175508), (2465, 162692), (2581, 155380), (3026, 132530), (4570, 87754), (4930, 81346), (5162, 77690), (6052, 66265), (7565, 53012), (7769, 51620), (9140, 43877), (9860, 40673), (10324, 38845), (12905, 31076), (13253, 30260), (15130, 26506), (15538, 25810)]