25288145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 33782400

約数和(自身を除く): 8494255

約数列:

[1, 5, 19, 29, 67, 95, 137, 145, 335, 551, 685, 1273, 1943, 2603, 2755, 3973, 6365, 9179, 9715, 13015, 19865, 36917, 45895, 75487, 174401, 184585, 266191, 377435, 872005, 1330955, 5057629, 25288145]

約数ペア:

[(1, 25288145), (5, 5057629), (19, 1330955), (29, 872005), (67, 377435), (95, 266191), (137, 184585), (145, 174401), (335, 75487), (551, 45895), (685, 36917), (1273, 19865), (1943, 13015), (2603, 9715), (2755, 9179), (3973, 6365)]