12881050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 31248000

約数和(自身を除く): 18366950

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 25, 26, 35, 38, 50, 65, 70, 91, 95, 130, 133, 149, 175, 182, 190, 247, 266, 298, 325, 350, 455, 475, 494, 650, 665, 745, 910, 950, 1043, 1235, 1330, 1490, 1729, 1937, 2086, 2275, 2470, 2831, 3325, 3458, 3725, 3874, 4550, 5215, 5662, 6175, 6650, 7450, 8645, 9685, 10430, 12350, 13559, 14155, 17290, 19370, 19817, 26075, 27118, 28310, 36803, 39634, 43225, 48425, 52150, 67795, 70775, 73606, 86450, 96850, 99085, 135590, 141550, 184015, 198170, 257621, 338975, 368030, 495425, 515242, 677950, 920075, 990850, 1288105, 1840150, 2576210, 6440525, 12881050]

約数ペア:

[(1, 12881050), (2, 6440525), (5, 2576210), (7, 1840150), (10, 1288105), (13, 990850), (14, 920075), (19, 677950), (25, 515242), (26, 495425), (35, 368030), (38, 338975), (50, 257621), (65, 198170), (70, 184015), (91, 141550), (95, 135590), (130, 99085), (133, 96850), (149, 86450), (175, 73606), (182, 70775), (190, 67795), (247, 52150), (266, 48425), (298, 43225), (325, 39634), (350, 36803), (455, 28310), (475, 27118), (494, 26075), (650, 19817), (665, 19370), (745, 17290), (910, 14155), (950, 13559), (1043, 12350), (1235, 10430), (1330, 9685), (1490, 8645), (1729, 7450), (1937, 6650), (2086, 6175), (2275, 5662), (2470, 5215), (2831, 4550), (3325, 3874), (3458, 3725)]