87286291220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{647}}^1\times {\mathrm{937}}^1$

素因数の和:1929

約数の個数: 96

約数和(自身を含む): 192383589888

約数和(自身を除く): 105097298668

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 313, 460, 626, 647, 937, 1252, 1294, 1565, 1874, 2588, 3130, 3235, 3748, 4685, 6260, 6470, 7199, 9370, 12940, 14398, 14881, 18740, 21551, 28796, 29762, 35995, 43102, 59524, 71990, 74405, 86204, 107755, 143980, 148810, 202511, 215510, 293281, 297620, 405022, 431020, 586562, 606239, 810044, 1012555, 1173124, 1212478, 1466405, 2025110, 2424956, 2932810, 3031195, 4050220, 4657753, 5865620, 6062390, 6745463, 9315506, 12124780, 13490926, 13943497, 18631012, 23288765, 26981852, 27886994, 33727315, 46577530, 55773988, 67454630, 69717485, 93155060, 134909260, 139434970, 189752807, 278869940, 379505614, 759011228, 948764035, 1897528070, 3795056140, 4364314561, 8728629122, 17457258244, 21821572805, 43643145610, 87286291220]

約数ペア:

[(1, 87286291220), (2, 43643145610), (4, 21821572805), (5, 17457258244), (10, 8728629122), (20, 4364314561), (23, 3795056140), (46, 1897528070), (92, 948764035), (115, 759011228), (230, 379505614), (313, 278869940), (460, 189752807), (626, 139434970), (647, 134909260), (937, 93155060), (1252, 69717485), (1294, 67454630), (1565, 55773988), (1874, 46577530), (2588, 33727315), (3130, 27886994), (3235, 26981852), (3748, 23288765), (4685, 18631012), (6260, 13943497), (6470, 13490926), (7199, 12124780), (9370, 9315506), (12940, 6745463), (14398, 6062390), (14881, 5865620), (18740, 4657753), (21551, 4050220), (28796, 3031195), (29762, 2932810), (35995, 2424956), (43102, 2025110), (59524, 1466405), (71990, 1212478), (74405, 1173124), (86204, 1012555), (107755, 810044), (143980, 606239), (148810, 586562), (202511, 431020), (215510, 405022), (293281, 297620)]