1285450100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2789}}^1$

素因数の和:3233

約数の個数: 72

約数和(自身を含む): 3051367200

約数和(自身を除く): 1765917100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 419, 550, 838, 1100, 1676, 2095, 2789, 4190, 4609, 5578, 8380, 9218, 10475, 11156, 13945, 18436, 20950, 23045, 27890, 30679, 41900, 46090, 55780, 61358, 69725, 92180, 115225, 122716, 139450, 153395, 230450, 278900, 306790, 460900, 613580, 766975, 1168591, 1533950, 2337182, 3067900, 4674364, 5842955, 11685910, 12854501, 23371820, 25709002, 29214775, 51418004, 58429550, 64272505, 116859100, 128545010, 257090020, 321362525, 642725050, 1285450100]

約数ペア:

[(1, 1285450100), (2, 642725050), (4, 321362525), (5, 257090020), (10, 128545010), (11, 116859100), (20, 64272505), (22, 58429550), (25, 51418004), (44, 29214775), (50, 25709002), (55, 23371820), (100, 12854501), (110, 11685910), (220, 5842955), (275, 4674364), (419, 3067900), (550, 2337182), (838, 1533950), (1100, 1168591), (1676, 766975), (2095, 613580), (2789, 460900), (4190, 306790), (4609, 278900), (5578, 230450), (8380, 153395), (9218, 139450), (10475, 122716), (11156, 115225), (13945, 92180), (18436, 69725), (20950, 61358), (23045, 55780), (27890, 46090), (30679, 41900)]