515558550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{631}}^1$

素因数の和:1078

約数の個数: 96

約数和(自身を含む): 1382411520

約数和(自身を除く): 866852970

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 419, 631, 650, 838, 975, 1257, 1262, 1893, 1950, 2095, 2514, 3155, 3786, 4190, 5447, 6285, 6310, 8203, 9465, 10475, 10894, 12570, 15775, 16341, 16406, 18930, 20950, 24609, 27235, 31425, 31550, 32682, 41015, 47325, 49218, 54470, 62850, 81705, 82030, 94650, 123045, 136175, 163410, 205075, 246090, 264389, 272350, 408525, 410150, 528778, 615225, 793167, 817050, 1230450, 1321945, 1586334, 2643890, 3437057, 3965835, 6609725, 6874114, 7931670, 10311171, 13219450, 17185285, 19829175, 20622342, 34370570, 39658350, 51555855, 85926425, 103111710, 171852850, 257779275, 515558550]

約数ペア:

[(1, 515558550), (2, 257779275), (3, 171852850), (5, 103111710), (6, 85926425), (10, 51555855), (13, 39658350), (15, 34370570), (25, 20622342), (26, 19829175), (30, 17185285), (39, 13219450), (50, 10311171), (65, 7931670), (75, 6874114), (78, 6609725), (130, 3965835), (150, 3437057), (195, 2643890), (325, 1586334), (390, 1321945), (419, 1230450), (631, 817050), (650, 793167), (838, 615225), (975, 528778), (1257, 410150), (1262, 408525), (1893, 272350), (1950, 264389), (2095, 246090), (2514, 205075), (3155, 163410), (3786, 136175), (4190, 123045), (5447, 94650), (6285, 82030), (6310, 81705), (8203, 62850), (9465, 54470), (10475, 49218), (10894, 47325), (12570, 41015), (15775, 32682), (16341, 31550), (16406, 31425), (18930, 27235), (20950, 24609)]