79984960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:792

約数の個数: 112

約数和(自身を含む): 214774272

約数和(自身を除く): 134789312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 682, 704, 733, 880, 992, 1240, 1364, 1466, 1705, 1760, 1984, 2480, 2728, 2932, 3410, 3520, 3665, 4960, 5456, 5864, 6820, 7330, 8063, 9920, 10912, 11728, 13640, 14660, 16126, 21824, 22723, 23456, 27280, 29320, 32252, 40315, 45446, 46912, 54560, 58640, 64504, 80630, 90892, 109120, 113615, 117280, 129008, 161260, 181784, 227230, 234560, 249953, 258016, 322520, 363568, 454460, 499906, 516032, 645040, 727136, 908920, 999812, 1249765, 1290080, 1454272, 1817840, 1999624, 2499530, 2580160, 3635680, 3999248, 4999060, 7271360, 7998496, 9998120, 15996992, 19996240, 39992480, 79984960]

約数ペア:

[(1, 79984960), (2, 39992480), (4, 19996240), (5, 15996992), (8, 9998120), (10, 7998496), (11, 7271360), (16, 4999060), (20, 3999248), (22, 3635680), (31, 2580160), (32, 2499530), (40, 1999624), (44, 1817840), (55, 1454272), (62, 1290080), (64, 1249765), (80, 999812), (88, 908920), (110, 727136), (124, 645040), (155, 516032), (160, 499906), (176, 454460), (220, 363568), (248, 322520), (310, 258016), (320, 249953), (341, 234560), (352, 227230), (440, 181784), (496, 161260), (620, 129008), (682, 117280), (704, 113615), (733, 109120), (880, 90892), (992, 80630), (1240, 64504), (1364, 58640), (1466, 54560), (1705, 46912), (1760, 45446), (1984, 40315), (2480, 32252), (2728, 29320), (2932, 27280), (3410, 23456), (3520, 22723), (3665, 21824), (4960, 16126), (5456, 14660), (5864, 13640), (6820, 11728), (7330, 10912), (8063, 9920)]