25355988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 73731840

約数和(自身を除く): 48375852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 239, 252, 421, 478, 717, 842, 956, 1263, 1434, 1673, 1684, 2151, 2526, 2868, 2947, 3346, 3789, 4302, 5019, 5052, 5894, 6692, 7578, 8604, 8841, 10038, 11788, 15057, 15156, 17682, 20076, 26523, 30114, 35364, 53046, 60228, 100619, 106092, 201238, 301857, 402476, 603714, 704333, 905571, 1207428, 1408666, 1811142, 2112999, 2817332, 3622284, 4225998, 6338997, 8451996, 12677994, 25355988]

約数ペア:

[(1, 25355988), (2, 12677994), (3, 8451996), (4, 6338997), (6, 4225998), (7, 3622284), (9, 2817332), (12, 2112999), (14, 1811142), (18, 1408666), (21, 1207428), (28, 905571), (36, 704333), (42, 603714), (63, 402476), (84, 301857), (126, 201238), (239, 106092), (252, 100619), (421, 60228), (478, 53046), (717, 35364), (842, 30114), (956, 26523), (1263, 20076), (1434, 17682), (1673, 15156), (1684, 15057), (2151, 11788), (2526, 10038), (2868, 8841), (2947, 8604), (3346, 7578), (3789, 6692), (4302, 5894), (5019, 5052)]