65442475

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 98565120

約数和(自身を除く): 33122645

約数列:

[1, 5, 7, 23, 25, 35, 71, 115, 161, 175, 229, 355, 497, 575, 805, 1145, 1603, 1633, 1775, 2485, 4025, 5267, 5725, 8015, 8165, 11431, 12425, 16259, 26335, 36869, 40075, 40825, 57155, 81295, 113813, 131675, 184345, 285775, 373957, 406475, 569065, 921725, 1869785, 2617699, 2845325, 9348925, 13088495, 65442475]

約数ペア:

[(1, 65442475), (5, 13088495), (7, 9348925), (23, 2845325), (25, 2617699), (35, 1869785), (71, 921725), (115, 569065), (161, 406475), (175, 373957), (229, 285775), (355, 184345), (497, 131675), (575, 113813), (805, 81295), (1145, 57155), (1603, 40825), (1633, 40075), (1775, 36869), (2485, 26335), (4025, 16259), (5267, 12425), (5725, 11431), (8015, 8165)]