13088900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 31602144

約数和(自身を除く): 18513244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 73, 100, 110, 146, 163, 220, 275, 292, 326, 365, 550, 652, 730, 803, 815, 1100, 1460, 1606, 1630, 1793, 1825, 3212, 3260, 3586, 3650, 4015, 4075, 7172, 7300, 8030, 8150, 8965, 11899, 16060, 16300, 17930, 20075, 23798, 35860, 40150, 44825, 47596, 59495, 80300, 89650, 118990, 130889, 179300, 237980, 261778, 297475, 523556, 594950, 654445, 1189900, 1308890, 2617780, 3272225, 6544450, 13088900]

約数ペア:

[(1, 13088900), (2, 6544450), (4, 3272225), (5, 2617780), (10, 1308890), (11, 1189900), (20, 654445), (22, 594950), (25, 523556), (44, 297475), (50, 261778), (55, 237980), (73, 179300), (100, 130889), (110, 118990), (146, 89650), (163, 80300), (220, 59495), (275, 47596), (292, 44825), (326, 40150), (365, 35860), (550, 23798), (652, 20075), (730, 17930), (803, 16300), (815, 16060), (1100, 11899), (1460, 8965), (1606, 8150), (1630, 8030), (1793, 7300), (1825, 7172), (3212, 4075), (3260, 4015), (3586, 3650)]