9803138432

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{4951}}^1$

素因数の和:5495

約数の個数: 64

約数和(自身を含む): 20204160000

約数和(自身を除く): 10401021568

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 499, 992, 998, 1984, 1996, 3968, 3992, 4951, 7984, 9902, 15469, 15968, 19804, 30938, 31936, 39608, 61876, 63872, 79216, 123752, 153481, 158432, 247504, 306962, 316864, 495008, 613924, 633728, 990016, 1227848, 1980032, 2455696, 2470549, 4911392, 4941098, 9822784, 9882196, 19645568, 19764392, 39528784, 76587019, 79057568, 153174038, 158115136, 306348076, 316230272, 612696152, 1225392304, 2450784608, 4901569216, 9803138432]

約数ペア:

[(1, 9803138432), (2, 4901569216), (4, 2450784608), (8, 1225392304), (16, 612696152), (31, 316230272), (32, 306348076), (62, 158115136), (64, 153174038), (124, 79057568), (128, 76587019), (248, 39528784), (496, 19764392), (499, 19645568), (992, 9882196), (998, 9822784), (1984, 4941098), (1996, 4911392), (3968, 2470549), (3992, 2455696), (4951, 1980032), (7984, 1227848), (9902, 990016), (15469, 633728), (15968, 613924), (19804, 495008), (30938, 316864), (31936, 306962), (39608, 247504), (61876, 158432), (63872, 153481), (79216, 123752)]