91199780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3209}}^1$

素因数の和:3261

約数の個数: 72

約数和(自身を含む): 230542200

約数和(自身を除く): 139342420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1421, 2030, 2842, 3209, 4060, 5684, 6418, 7105, 12836, 14210, 16045, 22463, 28420, 32090, 44926, 64180, 89852, 93061, 112315, 157241, 186122, 224630, 314482, 372244, 449260, 465305, 628964, 651427, 786205, 930610, 1302854, 1572410, 1861220, 2605708, 3144820, 3257135, 4559989, 6514270, 9119978, 13028540, 18239956, 22799945, 45599890, 91199780]

約数ペア:

[(1, 91199780), (2, 45599890), (4, 22799945), (5, 18239956), (7, 13028540), (10, 9119978), (14, 6514270), (20, 4559989), (28, 3257135), (29, 3144820), (35, 2605708), (49, 1861220), (58, 1572410), (70, 1302854), (98, 930610), (116, 786205), (140, 651427), (145, 628964), (196, 465305), (203, 449260), (245, 372244), (290, 314482), (406, 224630), (490, 186122), (580, 157241), (812, 112315), (980, 93061), (1015, 89852), (1421, 64180), (2030, 44926), (2842, 32090), (3209, 28420), (4060, 22463), (5684, 16045), (6418, 14210), (7105, 12836)]