49829220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:650

約数の個数: 144

約数和(自身を含む): 175488768

約数和(自身を除く): 125659548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 557, 630, 639, 710, 852, 994, 1065, 1114, 1260, 1278, 1420, 1491, 1671, 1988, 2130, 2228, 2485, 2556, 2785, 2982, 3195, 3342, 3899, 4260, 4473, 4970, 5013, 5570, 5964, 6390, 6684, 7455, 7798, 8355, 8946, 9940, 10026, 11140, 11697, 12780, 14910, 15596, 16710, 17892, 19495, 20052, 22365, 23394, 25065, 29820, 33420, 35091, 38990, 39547, 44730, 46788, 50130, 58485, 70182, 77980, 79094, 89460, 100260, 116970, 118641, 140364, 158188, 175455, 197735, 233940, 237282, 276829, 350910, 355923, 395470, 474564, 553658, 593205, 701820, 711846, 790940, 830487, 1107316, 1186410, 1384145, 1423692, 1660974, 1779615, 2372820, 2491461, 2768290, 3321948, 3559230, 4152435, 4982922, 5536580, 7118460, 8304870, 9965844, 12457305, 16609740, 24914610, 49829220]

約数ペア:

[(1, 49829220), (2, 24914610), (3, 16609740), (4, 12457305), (5, 9965844), (6, 8304870), (7, 7118460), (9, 5536580), (10, 4982922), (12, 4152435), (14, 3559230), (15, 3321948), (18, 2768290), (20, 2491461), (21, 2372820), (28, 1779615), (30, 1660974), (35, 1423692), (36, 1384145), (42, 1186410), (45, 1107316), (60, 830487), (63, 790940), (70, 711846), (71, 701820), (84, 593205), (90, 553658), (105, 474564), (126, 395470), (140, 355923), (142, 350910), (180, 276829), (210, 237282), (213, 233940), (252, 197735), (284, 175455), (315, 158188), (355, 140364), (420, 118641), (426, 116970), (497, 100260), (557, 89460), (630, 79094), (639, 77980), (710, 70182), (852, 58485), (994, 50130), (1065, 46788), (1114, 44730), (1260, 39547), (1278, 38990), (1420, 35091), (1491, 33420), (1671, 29820), (1988, 25065), (2130, 23394), (2228, 22365), (2485, 20052), (2556, 19495), (2785, 17892), (2982, 16710), (3195, 15596), (3342, 14910), (3899, 12780), (4260, 11697), (4473, 11140), (4970, 10026), (5013, 9940), (5570, 8946), (5964, 8355), (6390, 7798), (6684, 7455)]