180856945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 232243200

約数和(自身を除く): 51386255

約数列:

[1, 5, 31, 41, 149, 155, 191, 205, 745, 955, 1271, 4619, 5921, 6109, 6355, 7831, 23095, 28459, 29605, 30545, 39155, 142295, 189379, 242761, 882229, 946895, 1166819, 1213805, 4411145, 5834095, 36171389, 180856945]

約数ペア:

[(1, 180856945), (5, 36171389), (31, 5834095), (41, 4411145), (149, 1213805), (155, 1166819), (191, 946895), (205, 882229), (745, 242761), (955, 189379), (1271, 142295), (4619, 39155), (5921, 30545), (6109, 29605), (6355, 28459), (7831, 23095)]