91983940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 223171200

約数和(自身を除く): 131187260

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 29, 34, 38, 58, 68, 76, 85, 95, 116, 145, 170, 190, 290, 323, 340, 380, 491, 493, 551, 580, 646, 982, 986, 1102, 1292, 1615, 1964, 1972, 2204, 2455, 2465, 2755, 3230, 4910, 4930, 5510, 6460, 8347, 9329, 9367, 9820, 9860, 11020, 14239, 16694, 18658, 18734, 28478, 33388, 37316, 37468, 41735, 46645, 46835, 56956, 71195, 83470, 93290, 93670, 142390, 158593, 166940, 186580, 187340, 242063, 270541, 284780, 317186, 484126, 541082, 634372, 792965, 968252, 1082164, 1210315, 1352705, 1585930, 2420630, 2705410, 3171860, 4599197, 4841260, 5410820, 9198394, 18396788, 22995985, 45991970, 91983940]

約数ペア:

[(1, 91983940), (2, 45991970), (4, 22995985), (5, 18396788), (10, 9198394), (17, 5410820), (19, 4841260), (20, 4599197), (29, 3171860), (34, 2705410), (38, 2420630), (58, 1585930), (68, 1352705), (76, 1210315), (85, 1082164), (95, 968252), (116, 792965), (145, 634372), (170, 541082), (190, 484126), (290, 317186), (323, 284780), (340, 270541), (380, 242063), (491, 187340), (493, 186580), (551, 166940), (580, 158593), (646, 142390), (982, 93670), (986, 93290), (1102, 83470), (1292, 71195), (1615, 56956), (1964, 46835), (1972, 46645), (2204, 41735), (2455, 37468), (2465, 37316), (2755, 33388), (3230, 28478), (4910, 18734), (4930, 18658), (5510, 16694), (6460, 14239), (8347, 11020), (9329, 9860), (9367, 9820)]