15698318900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^2\times {\mathrm{1399}}^1$

素因数の和:1626

約数の個数: 108

約数和(自身を含む): 37560616800

約数和(自身を除く): 21862297900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 101, 110, 202, 220, 275, 404, 505, 550, 1010, 1100, 1111, 1399, 2020, 2222, 2525, 2798, 4444, 5050, 5555, 5596, 6995, 10100, 10201, 11110, 13990, 15389, 20402, 22220, 27775, 27980, 30778, 34975, 40804, 51005, 55550, 61556, 69950, 76945, 102010, 111100, 112211, 139900, 141299, 153890, 204020, 224422, 255025, 282598, 307780, 384725, 448844, 510050, 561055, 565196, 706495, 769450, 1020100, 1122110, 1412990, 1538900, 1554289, 2244220, 2805275, 2825980, 3108578, 3532475, 5610550, 6217156, 7064950, 7771445, 11221100, 14129900, 14271199, 15542890, 28542398, 31085780, 38857225, 57084796, 71355995, 77714450, 142711990, 155428900, 156983189, 285423980, 313966378, 356779975, 627932756, 713559950, 784915945, 1427119900, 1569831890, 3139663780, 3924579725, 7849159450, 15698318900]

約数ペア:

[(1, 15698318900), (2, 7849159450), (4, 3924579725), (5, 3139663780), (10, 1569831890), (11, 1427119900), (20, 784915945), (22, 713559950), (25, 627932756), (44, 356779975), (50, 313966378), (55, 285423980), (100, 156983189), (101, 155428900), (110, 142711990), (202, 77714450), (220, 71355995), (275, 57084796), (404, 38857225), (505, 31085780), (550, 28542398), (1010, 15542890), (1100, 14271199), (1111, 14129900), (1399, 11221100), (2020, 7771445), (2222, 7064950), (2525, 6217156), (2798, 5610550), (4444, 3532475), (5050, 3108578), (5555, 2825980), (5596, 2805275), (6995, 2244220), (10100, 1554289), (10201, 1538900), (11110, 1412990), (13990, 1122110), (15389, 1020100), (20402, 769450), (22220, 706495), (27775, 565196), (27980, 561055), (30778, 510050), (34975, 448844), (40804, 384725), (51005, 307780), (55550, 282598), (61556, 255025), (69950, 224422), (76945, 204020), (102010, 153890), (111100, 141299), (112211, 139900)]