79128675

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 149625840

約数和(自身を除く): 70497165

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 67, 75, 87, 145, 181, 201, 225, 261, 335, 435, 543, 603, 725, 905, 1005, 1305, 1629, 1675, 1943, 2175, 2715, 3015, 4525, 5025, 5249, 5829, 6525, 8145, 9715, 12127, 13575, 15075, 15747, 17487, 26245, 29145, 36381, 40725, 47241, 48575, 60635, 78735, 87435, 109143, 131225, 145725, 181905, 236205, 303175, 351683, 393675, 437175, 545715, 909525, 1055049, 1181025, 1758415, 2728575, 3165147, 5275245, 8792075, 15825735, 26376225, 79128675]

約数ペア:

[(1, 79128675), (3, 26376225), (5, 15825735), (9, 8792075), (15, 5275245), (25, 3165147), (29, 2728575), (45, 1758415), (67, 1181025), (75, 1055049), (87, 909525), (145, 545715), (181, 437175), (201, 393675), (225, 351683), (261, 303175), (335, 236205), (435, 181905), (543, 145725), (603, 131225), (725, 109143), (905, 87435), (1005, 78735), (1305, 60635), (1629, 48575), (1675, 47241), (1943, 40725), (2175, 36381), (2715, 29145), (3015, 26245), (4525, 17487), (5025, 15747), (5249, 15075), (5829, 13575), (6525, 12127), (8145, 9715)]