20197434250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2671}}^1$

素因数の和:2873

約数の個数: 128

約数和(自身を含む): 45017856000

約数和(自身を除く): 24820421750

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 50, 58, 70, 125, 145, 149, 175, 203, 250, 290, 298, 350, 406, 725, 745, 875, 1015, 1043, 1450, 1490, 1750, 2030, 2086, 2671, 3625, 3725, 4321, 5075, 5215, 5342, 7250, 7450, 8642, 10150, 10430, 13355, 18625, 18697, 21605, 25375, 26075, 26710, 30247, 37250, 37394, 43210, 50750, 52150, 60494, 66775, 77459, 93485, 108025, 130375, 133550, 151235, 154918, 186970, 216050, 260750, 302470, 333875, 387295, 397979, 467425, 540125, 542213, 667750, 756175, 774590, 795958, 934850, 1080250, 1084426, 1512350, 1936475, 1989895, 2337125, 2711065, 2785853, 3780875, 3872950, 3979790, 4674250, 5422130, 5571706, 7561750, 9682375, 9949475, 11541391, 13555325, 13929265, 19364750, 19898950, 23082782, 27110650, 27858530, 49747375, 57706955, 67776625, 69646325, 80789737, 99494750, 115413910, 135553250, 139292650, 161579474, 288534775, 348231625, 403948685, 577069550, 696463250, 807897370, 1442673875, 2019743425, 2885347750, 4039486850, 10098717125, 20197434250]

約数ペア:

[(1, 20197434250), (2, 10098717125), (5, 4039486850), (7, 2885347750), (10, 2019743425), (14, 1442673875), (25, 807897370), (29, 696463250), (35, 577069550), (50, 403948685), (58, 348231625), (70, 288534775), (125, 161579474), (145, 139292650), (149, 135553250), (175, 115413910), (203, 99494750), (250, 80789737), (290, 69646325), (298, 67776625), (350, 57706955), (406, 49747375), (725, 27858530), (745, 27110650), (875, 23082782), (1015, 19898950), (1043, 19364750), (1450, 13929265), (1490, 13555325), (1750, 11541391), (2030, 9949475), (2086, 9682375), (2671, 7561750), (3625, 5571706), (3725, 5422130), (4321, 4674250), (5075, 3979790), (5215, 3872950), (5342, 3780875), (7250, 2785853), (7450, 2711065), (8642, 2337125), (10150, 1989895), (10430, 1936475), (13355, 1512350), (18625, 1084426), (18697, 1080250), (21605, 934850), (25375, 795958), (26075, 774590), (26710, 756175), (30247, 667750), (37250, 542213), (37394, 540125), (43210, 467425), (50750, 397979), (52150, 387295), (60494, 333875), (66775, 302470), (77459, 260750), (93485, 216050), (108025, 186970), (130375, 154918), (133550, 151235)]