73381945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 117573120

約数和(自身を除く): 44191175

約数列:

[1, 5, 7, 13, 17, 35, 53, 65, 85, 91, 119, 179, 221, 265, 371, 455, 595, 689, 895, 901, 1105, 1253, 1547, 1855, 2327, 3043, 3445, 4505, 4823, 6265, 6307, 7735, 9487, 11635, 11713, 15215, 16289, 21301, 24115, 31535, 39559, 47435, 58565, 66409, 81445, 81991, 106505, 123331, 161279, 197795, 276913, 332045, 409955, 616655, 806395, 863317, 1128953, 1384565, 2096627, 4316585, 5644765, 10483135, 14676389, 73381945]

約数ペア:

[(1, 73381945), (5, 14676389), (7, 10483135), (13, 5644765), (17, 4316585), (35, 2096627), (53, 1384565), (65, 1128953), (85, 863317), (91, 806395), (119, 616655), (179, 409955), (221, 332045), (265, 276913), (371, 197795), (455, 161279), (595, 123331), (689, 106505), (895, 81991), (901, 81445), (1105, 66409), (1253, 58565), (1547, 47435), (1855, 39559), (2327, 31535), (3043, 24115), (3445, 21301), (4505, 16289), (4823, 15215), (6265, 11713), (6307, 11635), (7735, 9487)]