142910000

素因数分解:

$2^4\times 5^4\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:520

約数の個数: 100

約数和(自身を含む): 357935424

約数和(自身を除く): 215025424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 461, 496, 500, 620, 625, 775, 922, 1000, 1240, 1250, 1550, 1844, 2000, 2305, 2480, 2500, 3100, 3688, 3875, 4610, 5000, 6200, 7376, 7750, 9220, 10000, 11525, 12400, 14291, 15500, 18440, 19375, 23050, 28582, 31000, 36880, 38750, 46100, 57164, 57625, 62000, 71455, 77500, 92200, 114328, 115250, 142910, 155000, 184400, 228656, 230500, 285820, 288125, 310000, 357275, 461000, 571640, 576250, 714550, 922000, 1143280, 1152500, 1429100, 1786375, 2305000, 2858200, 3572750, 4610000, 5716400, 7145500, 8931875, 14291000, 17863750, 28582000, 35727500, 71455000, 142910000]

約数ペア:

[(1, 142910000), (2, 71455000), (4, 35727500), (5, 28582000), (8, 17863750), (10, 14291000), (16, 8931875), (20, 7145500), (25, 5716400), (31, 4610000), (40, 3572750), (50, 2858200), (62, 2305000), (80, 1786375), (100, 1429100), (124, 1152500), (125, 1143280), (155, 922000), (200, 714550), (248, 576250), (250, 571640), (310, 461000), (400, 357275), (461, 310000), (496, 288125), (500, 285820), (620, 230500), (625, 228656), (775, 184400), (922, 155000), (1000, 142910), (1240, 115250), (1250, 114328), (1550, 92200), (1844, 77500), (2000, 71455), (2305, 62000), (2480, 57625), (2500, 57164), (3100, 46100), (3688, 38750), (3875, 36880), (4610, 31000), (5000, 28582), (6200, 23050), (7376, 19375), (7750, 18440), (9220, 15500), (10000, 14291), (11525, 12400)]