2169380000

素因数分解:

$2^5\times 5^4\times {\mathrm{31}}^1\times {\mathrm{3499}}^1$

素因数の和:3560

約数の個数: 120

約数和(自身を含む): 5510736000

約数和(自身を除く): 3341356000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 400, 496, 500, 620, 625, 775, 800, 992, 1000, 1240, 1250, 1550, 2000, 2480, 2500, 3100, 3499, 3875, 4000, 4960, 5000, 6200, 6998, 7750, 10000, 12400, 13996, 15500, 17495, 19375, 20000, 24800, 27992, 31000, 34990, 38750, 55984, 62000, 69980, 77500, 87475, 108469, 111968, 124000, 139960, 155000, 174950, 216938, 279920, 310000, 349900, 433876, 437375, 542345, 559840, 620000, 699800, 867752, 874750, 1084690, 1399600, 1735504, 1749500, 2169380, 2186875, 2711725, 2799200, 3471008, 3499000, 4338760, 4373750, 5423450, 6998000, 8677520, 8747500, 10846900, 13558625, 13996000, 17355040, 17495000, 21693800, 27117250, 34990000, 43387600, 54234500, 67793125, 69980000, 86775200, 108469000, 135586250, 216938000, 271172500, 433876000, 542345000, 1084690000, 2169380000]

約数ペア:

[(1, 2169380000), (2, 1084690000), (4, 542345000), (5, 433876000), (8, 271172500), (10, 216938000), (16, 135586250), (20, 108469000), (25, 86775200), (31, 69980000), (32, 67793125), (40, 54234500), (50, 43387600), (62, 34990000), (80, 27117250), (100, 21693800), (124, 17495000), (125, 17355040), (155, 13996000), (160, 13558625), (200, 10846900), (248, 8747500), (250, 8677520), (310, 6998000), (400, 5423450), (496, 4373750), (500, 4338760), (620, 3499000), (625, 3471008), (775, 2799200), (800, 2711725), (992, 2186875), (1000, 2169380), (1240, 1749500), (1250, 1735504), (1550, 1399600), (2000, 1084690), (2480, 874750), (2500, 867752), (3100, 699800), (3499, 620000), (3875, 559840), (4000, 542345), (4960, 437375), (5000, 433876), (6200, 349900), (6998, 310000), (7750, 279920), (10000, 216938), (12400, 174950), (13996, 155000), (15500, 139960), (17495, 124000), (19375, 111968), (20000, 108469), (24800, 87475), (27992, 77500), (31000, 69980), (34990, 62000), (38750, 55984)]