78765455

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 100150512

約数和(自身を除く): 21385057

約数列:

[1, 5, 23, 97, 115, 307, 485, 529, 1535, 2231, 2645, 7061, 11155, 29779, 35305, 51313, 148895, 162403, 256565, 684917, 812015, 3424585, 15753091, 78765455]

約数ペア:

[(1, 78765455), (5, 15753091), (23, 3424585), (97, 812015), (115, 684917), (307, 256565), (485, 162403), (529, 148895), (1535, 51313), (2231, 35305), (2645, 29779), (7061, 11155)]