26613080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 65620800

約数和(自身を除く): 39007720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 839, 1220, 1586, 1678, 2440, 3172, 3356, 3965, 4195, 6344, 6712, 7930, 8390, 10907, 15860, 16780, 21814, 31720, 33560, 43628, 51179, 54535, 87256, 102358, 109070, 204716, 218140, 255895, 409432, 436280, 511790, 665327, 1023580, 1330654, 2047160, 2661308, 3326635, 5322616, 6653270, 13306540, 26613080]

約数ペア:

[(1, 26613080), (2, 13306540), (4, 6653270), (5, 5322616), (8, 3326635), (10, 2661308), (13, 2047160), (20, 1330654), (26, 1023580), (40, 665327), (52, 511790), (61, 436280), (65, 409432), (104, 255895), (122, 218140), (130, 204716), (244, 109070), (260, 102358), (305, 87256), (488, 54535), (520, 51179), (610, 43628), (793, 33560), (839, 31720), (1220, 21814), (1586, 16780), (1678, 15860), (2440, 10907), (3172, 8390), (3356, 7930), (3965, 6712), (4195, 6344)]