492065990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2729}}^1$

素因数の和:2841

約数の個数: 64

約数和(自身を含む): 1018180800

約数和(自身を除く): 526114810

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 73, 95, 130, 146, 190, 247, 365, 494, 730, 949, 1235, 1387, 1898, 2470, 2729, 2774, 4745, 5458, 6935, 9490, 13645, 13870, 18031, 27290, 35477, 36062, 51851, 70954, 90155, 103702, 177385, 180310, 199217, 259255, 354770, 398434, 518510, 674063, 996085, 1348126, 1992170, 2589821, 3370315, 3785123, 5179642, 6740630, 7570246, 12949105, 18925615, 25898210, 37851230, 49206599, 98413198, 246032995, 492065990]

約数ペア:

[(1, 492065990), (2, 246032995), (5, 98413198), (10, 49206599), (13, 37851230), (19, 25898210), (26, 18925615), (38, 12949105), (65, 7570246), (73, 6740630), (95, 5179642), (130, 3785123), (146, 3370315), (190, 2589821), (247, 1992170), (365, 1348126), (494, 996085), (730, 674063), (949, 518510), (1235, 398434), (1387, 354770), (1898, 259255), (2470, 199217), (2729, 180310), (2774, 177385), (4745, 103702), (5458, 90155), (6935, 70954), (9490, 51851), (13645, 36062), (13870, 35477), (18031, 27290)]