53978340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69203}}^1$

素因数の和:69228

約数の個数: 48

約数和(自身を含む): 162767808

約数和(自身を除く): 108789468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 69203, 138406, 207609, 276812, 346015, 415218, 692030, 830436, 899639, 1038045, 1384060, 1799278, 2076090, 2698917, 3598556, 4152180, 4498195, 5397834, 8996390, 10795668, 13494585, 17992780, 26989170, 53978340]

約数ペア:

[(1, 53978340), (2, 26989170), (3, 17992780), (4, 13494585), (5, 10795668), (6, 8996390), (10, 5397834), (12, 4498195), (13, 4152180), (15, 3598556), (20, 2698917), (26, 2076090), (30, 1799278), (39, 1384060), (52, 1038045), (60, 899639), (65, 830436), (78, 692030), (130, 415218), (156, 346015), (195, 276812), (260, 207609), (390, 138406), (780, 69203)]