657804940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{5843}}^1$

素因数の和:6298

約数の個数: 48

約数和(自身を含む): 1491342048

約数和(自身を除く): 833537108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 433, 866, 1732, 2165, 4330, 5629, 5843, 8660, 11258, 11686, 22516, 23372, 28145, 29215, 56290, 58430, 75959, 112580, 116860, 151918, 303836, 379795, 759590, 1519180, 2530019, 5060038, 10120076, 12650095, 25300190, 32890247, 50600380, 65780494, 131560988, 164451235, 328902470, 657804940]

約数ペア:

[(1, 657804940), (2, 328902470), (4, 164451235), (5, 131560988), (10, 65780494), (13, 50600380), (20, 32890247), (26, 25300190), (52, 12650095), (65, 10120076), (130, 5060038), (260, 2530019), (433, 1519180), (866, 759590), (1732, 379795), (2165, 303836), (4330, 151918), (5629, 116860), (5843, 112580), (8660, 75959), (11258, 58430), (11686, 56290), (22516, 29215), (23372, 28145)]