22472725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 35622720

約数和(自身を除く): 13149995

約数列:

[1, 5, 11, 17, 19, 23, 25, 55, 85, 95, 115, 121, 187, 209, 253, 275, 323, 391, 425, 437, 475, 575, 605, 935, 1045, 1265, 1615, 1955, 2057, 2185, 2299, 2783, 3025, 3553, 4301, 4675, 4807, 5225, 6325, 7429, 8075, 9775, 10285, 10925, 11495, 13915, 17765, 21505, 24035, 37145, 39083, 47311, 51425, 52877, 57475, 69575, 81719, 88825, 107525, 120175, 185725, 195415, 236555, 264385, 408595, 898909, 977075, 1182775, 1321925, 2042975, 4494545, 22472725]

約数ペア:

[(1, 22472725), (5, 4494545), (11, 2042975), (17, 1321925), (19, 1182775), (23, 977075), (25, 898909), (55, 408595), (85, 264385), (95, 236555), (115, 195415), (121, 185725), (187, 120175), (209, 107525), (253, 88825), (275, 81719), (323, 69575), (391, 57475), (425, 52877), (437, 51425), (475, 47311), (575, 39083), (605, 37145), (935, 24035), (1045, 21505), (1265, 17765), (1615, 13915), (1955, 11495), (2057, 10925), (2185, 10285), (2299, 9775), (2783, 8075), (3025, 7429), (3553, 6325), (4301, 5225), (4675, 4807)]