90028960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2593}}^1$

素因数の和:2646

約数の個数: 96

約数和(自身を含む): 251016192

約数和(自身を除く): 160987232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 2170, 2480, 2593, 3472, 4340, 4960, 5186, 6944, 8680, 10372, 12965, 17360, 18151, 20744, 25930, 34720, 36302, 41488, 51860, 72604, 80383, 82976, 90755, 103720, 145208, 160766, 181510, 207440, 290416, 321532, 363020, 401915, 414880, 562681, 580832, 643064, 726040, 803830, 1125362, 1286128, 1452080, 1607660, 2250724, 2572256, 2813405, 2904160, 3215320, 4501448, 5626810, 6430640, 9002896, 11253620, 12861280, 18005792, 22507240, 45014480, 90028960]

約数ペア:

[(1, 90028960), (2, 45014480), (4, 22507240), (5, 18005792), (7, 12861280), (8, 11253620), (10, 9002896), (14, 6430640), (16, 5626810), (20, 4501448), (28, 3215320), (31, 2904160), (32, 2813405), (35, 2572256), (40, 2250724), (56, 1607660), (62, 1452080), (70, 1286128), (80, 1125362), (112, 803830), (124, 726040), (140, 643064), (155, 580832), (160, 562681), (217, 414880), (224, 401915), (248, 363020), (280, 321532), (310, 290416), (434, 207440), (496, 181510), (560, 160766), (620, 145208), (868, 103720), (992, 90755), (1085, 82976), (1120, 80383), (1240, 72604), (1736, 51860), (2170, 41488), (2480, 36302), (2593, 34720), (3472, 25930), (4340, 20744), (4960, 18151), (5186, 17360), (6944, 12965), (8680, 10372)]