153840650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^2$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 317440620

約数和(自身を除く): 163599970

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 79, 85, 145, 158, 170, 290, 395, 425, 493, 725, 790, 850, 986, 1343, 1450, 1975, 2291, 2465, 2686, 3950, 4582, 4930, 6241, 6715, 11455, 12325, 12482, 13430, 22910, 24650, 31205, 33575, 38947, 57275, 62410, 67150, 77894, 106097, 114550, 156025, 180989, 194735, 212194, 312050, 361978, 389470, 530485, 904945, 973675, 1060970, 1809890, 1947350, 2652425, 3076813, 4524725, 5304850, 6153626, 9049450, 15384065, 30768130, 76920325, 153840650]

約数ペア:

[(1, 153840650), (2, 76920325), (5, 30768130), (10, 15384065), (17, 9049450), (25, 6153626), (29, 5304850), (34, 4524725), (50, 3076813), (58, 2652425), (79, 1947350), (85, 1809890), (145, 1060970), (158, 973675), (170, 904945), (290, 530485), (395, 389470), (425, 361978), (493, 312050), (725, 212194), (790, 194735), (850, 180989), (986, 156025), (1343, 114550), (1450, 106097), (1975, 77894), (2291, 67150), (2465, 62410), (2686, 57275), (3950, 38947), (4582, 33575), (4930, 31205), (6241, 24650), (6715, 22910), (11455, 13430), (12325, 12482)]