88903880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 232696800

約数和(自身を除く): 143792920

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 89, 104, 113, 130, 136, 170, 178, 221, 226, 260, 340, 356, 442, 445, 452, 520, 565, 680, 712, 884, 890, 904, 1105, 1130, 1157, 1469, 1513, 1768, 1780, 1921, 2210, 2260, 2314, 2938, 3026, 3560, 3842, 4420, 4520, 4628, 5785, 5876, 6052, 7345, 7565, 7684, 8840, 9256, 9605, 10057, 11570, 11752, 12104, 14690, 15130, 15368, 19210, 19669, 20114, 23140, 24973, 29380, 30260, 38420, 39338, 40228, 46280, 49946, 50285, 58760, 60520, 76840, 78676, 80456, 98345, 99892, 100570, 124865, 130741, 157352, 170969, 196690, 199784, 201140, 249730, 261482, 341938, 393380, 402280, 499460, 522964, 653705, 683876, 786760, 854845, 998920, 1045928, 1307410, 1367752, 1709690, 2222597, 2614820, 3419380, 4445194, 5229640, 6838760, 8890388, 11112985, 17780776, 22225970, 44451940, 88903880]

約数ペア:

[(1, 88903880), (2, 44451940), (4, 22225970), (5, 17780776), (8, 11112985), (10, 8890388), (13, 6838760), (17, 5229640), (20, 4445194), (26, 3419380), (34, 2614820), (40, 2222597), (52, 1709690), (65, 1367752), (68, 1307410), (85, 1045928), (89, 998920), (104, 854845), (113, 786760), (130, 683876), (136, 653705), (170, 522964), (178, 499460), (221, 402280), (226, 393380), (260, 341938), (340, 261482), (356, 249730), (442, 201140), (445, 199784), (452, 196690), (520, 170969), (565, 157352), (680, 130741), (712, 124865), (884, 100570), (890, 99892), (904, 98345), (1105, 80456), (1130, 78676), (1157, 76840), (1469, 60520), (1513, 58760), (1768, 50285), (1780, 49946), (1921, 46280), (2210, 40228), (2260, 39338), (2314, 38420), (2938, 30260), (3026, 29380), (3560, 24973), (3842, 23140), (4420, 20114), (4520, 19669), (4628, 19210), (5785, 15368), (5876, 15130), (6052, 14690), (7345, 12104), (7565, 11752), (7684, 11570), (8840, 10057), (9256, 9605)]