258949100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8017}}^1$

素因数の和:8067

約数の個数: 72

約数和(自身を含む): 626366160

約数和(自身を除く): 367417060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 323, 340, 380, 425, 475, 646, 850, 950, 1292, 1615, 1700, 1900, 3230, 6460, 8017, 8075, 16034, 16150, 32068, 32300, 40085, 80170, 136289, 152323, 160340, 200425, 272578, 304646, 400850, 545156, 609292, 681445, 761615, 801700, 1362890, 1523230, 2589491, 2725780, 3046460, 3407225, 3808075, 5178982, 6814450, 7616150, 10357964, 12947455, 13628900, 15232300, 25894910, 51789820, 64737275, 129474550, 258949100]

約数ペア:

[(1, 258949100), (2, 129474550), (4, 64737275), (5, 51789820), (10, 25894910), (17, 15232300), (19, 13628900), (20, 12947455), (25, 10357964), (34, 7616150), (38, 6814450), (50, 5178982), (68, 3808075), (76, 3407225), (85, 3046460), (95, 2725780), (100, 2589491), (170, 1523230), (190, 1362890), (323, 801700), (340, 761615), (380, 681445), (425, 609292), (475, 545156), (646, 400850), (850, 304646), (950, 272578), (1292, 200425), (1615, 160340), (1700, 152323), (1900, 136289), (3230, 80170), (6460, 40085), (8017, 32300), (8075, 32068), (16034, 16150)]