202121568008

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^2\times {\mathrm{491}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 395035341120

約数和(自身を除く): 192913773112

約数列:

[1, 2, 4, 8, 61, 71, 109, 122, 142, 218, 244, 284, 436, 488, 491, 568, 872, 982, 1964, 3928, 4331, 6649, 7739, 8662, 11881, 13298, 15478, 17324, 23762, 26596, 29951, 30956, 34648, 34861, 47524, 53192, 53519, 59902, 61912, 69722, 95048, 107038, 119804, 139444, 214076, 239608, 278888, 428152, 472079, 724741, 843551, 944158, 1449482, 1687102, 1888316, 2126521, 2898964, 3264659, 3374204, 3776632, 3799849, 4253042, 5797928, 5833571, 6529318, 6748408, 7599698, 8506084, 11667142, 13058636, 15199396, 17012168, 23334284, 26117272, 30398792, 46668568, 51456611, 102913222, 205826444, 231790789, 355847831, 411652888, 414183541, 463581578, 711695662, 828367082, 927163156, 1423391324, 1656734164, 1854326312, 2846782648, 3313468328, 25265196001, 50530392002, 101060784004, 202121568008]

約数ペア:

[(1, 202121568008), (2, 101060784004), (4, 50530392002), (8, 25265196001), (61, 3313468328), (71, 2846782648), (109, 1854326312), (122, 1656734164), (142, 1423391324), (218, 927163156), (244, 828367082), (284, 711695662), (436, 463581578), (488, 414183541), (491, 411652888), (568, 355847831), (872, 231790789), (982, 205826444), (1964, 102913222), (3928, 51456611), (4331, 46668568), (6649, 30398792), (7739, 26117272), (8662, 23334284), (11881, 17012168), (13298, 15199396), (15478, 13058636), (17324, 11667142), (23762, 8506084), (26596, 7599698), (29951, 6748408), (30956, 6529318), (34648, 5833571), (34861, 5797928), (47524, 4253042), (53192, 3799849), (53519, 3776632), (59902, 3374204), (61912, 3264659), (69722, 2898964), (95048, 2126521), (107038, 1888316), (119804, 1687102), (139444, 1449482), (214076, 944158), (239608, 843551), (278888, 724741), (428152, 472079)]