290468450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2797}}^1$

素因数の和:2907

約数の個数: 48

約数和(自身を含む): 566225664

約数和(自身を除く): 275757214

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 67, 134, 155, 310, 335, 670, 775, 1550, 1675, 2077, 2797, 3350, 4154, 5594, 10385, 13985, 20770, 27970, 51925, 69925, 86707, 103850, 139850, 173414, 187399, 374798, 433535, 867070, 936995, 1873990, 2167675, 4335350, 4684975, 5809369, 9369950, 11618738, 29046845, 58093690, 145234225, 290468450]

約数ペア:

[(1, 290468450), (2, 145234225), (5, 58093690), (10, 29046845), (25, 11618738), (31, 9369950), (50, 5809369), (62, 4684975), (67, 4335350), (134, 2167675), (155, 1873990), (310, 936995), (335, 867070), (670, 433535), (775, 374798), (1550, 187399), (1675, 173414), (2077, 139850), (2797, 103850), (3350, 86707), (4154, 69925), (5594, 51925), (10385, 27970), (13985, 20770)]