165790900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6553}}^1$

素因数の和:6601

約数の個数: 72

約数和(自身を含む): 409598784

約数和(自身を除く): 243807884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 1012, 1100, 1150, 1265, 2300, 2530, 5060, 6325, 6553, 12650, 13106, 25300, 26212, 32765, 65530, 72083, 131060, 144166, 150719, 163825, 288332, 301438, 327650, 360415, 602876, 655300, 720830, 753595, 1441660, 1507190, 1657909, 1802075, 3014380, 3315818, 3604150, 3767975, 6631636, 7208300, 7535950, 8289545, 15071900, 16579090, 33158180, 41447725, 82895450, 165790900]

約数ペア:

[(1, 165790900), (2, 82895450), (4, 41447725), (5, 33158180), (10, 16579090), (11, 15071900), (20, 8289545), (22, 7535950), (23, 7208300), (25, 6631636), (44, 3767975), (46, 3604150), (50, 3315818), (55, 3014380), (92, 1802075), (100, 1657909), (110, 1507190), (115, 1441660), (220, 753595), (230, 720830), (253, 655300), (275, 602876), (460, 360415), (506, 327650), (550, 301438), (575, 288332), (1012, 163825), (1100, 150719), (1150, 144166), (1265, 131060), (2300, 72083), (2530, 65530), (5060, 32765), (6325, 26212), (6553, 25300), (12650, 13106)]