73225880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20117}}^1$

素因数の和:20148

約数の個数: 64

約数和(自身を含む): 202789440

約数和(自身を除く): 129563560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 20117, 40234, 80468, 100585, 140819, 160936, 201170, 261521, 281638, 402340, 523042, 563276, 704095, 804680, 1046084, 1126552, 1307605, 1408190, 1830647, 2092168, 2615210, 2816380, 3661294, 5230420, 5632760, 7322588, 9153235, 10460840, 14645176, 18306470, 36612940, 73225880]

約数ペア:

[(1, 73225880), (2, 36612940), (4, 18306470), (5, 14645176), (7, 10460840), (8, 9153235), (10, 7322588), (13, 5632760), (14, 5230420), (20, 3661294), (26, 2816380), (28, 2615210), (35, 2092168), (40, 1830647), (52, 1408190), (56, 1307605), (65, 1126552), (70, 1046084), (91, 804680), (104, 704095), (130, 563276), (140, 523042), (182, 402340), (260, 281638), (280, 261521), (364, 201170), (455, 160936), (520, 140819), (728, 100585), (910, 80468), (1820, 40234), (3640, 20117)]