49261160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 121398480

約数和(自身を除く): 72137320

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, 1220, 1553, 1586, 2440, 3106, 3172, 3965, 6212, 6344, 7765, 7930, 12424, 15530, 15860, 20189, 31060, 31720, 40378, 62120, 80756, 94733, 100945, 161512, 189466, 201890, 378932, 403780, 473665, 757864, 807560, 947330, 1231529, 1894660, 2463058, 3789320, 4926116, 6157645, 9852232, 12315290, 24630580, 49261160]

約数ペア:

[(1, 49261160), (2, 24630580), (4, 12315290), (5, 9852232), (8, 6157645), (10, 4926116), (13, 3789320), (20, 2463058), (26, 1894660), (40, 1231529), (52, 947330), (61, 807560), (65, 757864), (104, 473665), (122, 403780), (130, 378932), (244, 201890), (260, 189466), (305, 161512), (488, 100945), (520, 94733), (610, 80756), (793, 62120), (1220, 40378), (1553, 31720), (1586, 31060), (2440, 20189), (3106, 15860), (3172, 15530), (3965, 12424), (6212, 7930), (6344, 7765)]