15696508225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{1423}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 20635377664

約数和(自身を除く): 4938869439

約数列:

[1, 5, 25, 31, 43, 155, 215, 331, 775, 1075, 1333, 1423, 1655, 6665, 7115, 8275, 10261, 14233, 33325, 35575, 44113, 51305, 61189, 71165, 220565, 256525, 305945, 355825, 441223, 471013, 1102825, 1529725, 1896859, 2206115, 2355065, 9484295, 11030575, 11775325, 14601403, 20253559, 47421475, 73007015, 101267795, 365035075, 506338975, 627860329, 3139301645, 15696508225]

約数ペア:

[(1, 15696508225), (5, 3139301645), (25, 627860329), (31, 506338975), (43, 365035075), (155, 101267795), (215, 73007015), (331, 47421475), (775, 20253559), (1075, 14601403), (1333, 11775325), (1423, 11030575), (1655, 9484295), (6665, 2355065), (7115, 2206115), (8275, 1896859), (10261, 1529725), (14233, 1102825), (33325, 471013), (35575, 441223), (44113, 355825), (51305, 305945), (61189, 256525), (71165, 220565)]