64601900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:336

約数の個数: 108

約数和(自身を含む): 162776040

約数和(自身を除く): 98174140

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 121, 190, 209, 220, 242, 275, 281, 380, 418, 475, 484, 550, 562, 605, 836, 950, 1045, 1100, 1124, 1210, 1405, 1900, 2090, 2299, 2420, 2810, 3025, 3091, 4180, 4598, 5225, 5339, 5620, 6050, 6182, 7025, 9196, 10450, 10678, 11495, 12100, 12364, 14050, 15455, 20900, 21356, 22990, 26695, 28100, 30910, 34001, 45980, 53390, 57475, 58729, 61820, 68002, 77275, 106780, 114950, 117458, 133475, 136004, 154550, 170005, 229900, 234916, 266950, 293645, 309100, 340010, 533900, 587290, 646019, 680020, 850025, 1174580, 1292038, 1468225, 1700050, 2584076, 2936450, 3230095, 3400100, 5872900, 6460190, 12920380, 16150475, 32300950, 64601900]

約数ペア:

[(1, 64601900), (2, 32300950), (4, 16150475), (5, 12920380), (10, 6460190), (11, 5872900), (19, 3400100), (20, 3230095), (22, 2936450), (25, 2584076), (38, 1700050), (44, 1468225), (50, 1292038), (55, 1174580), (76, 850025), (95, 680020), (100, 646019), (110, 587290), (121, 533900), (190, 340010), (209, 309100), (220, 293645), (242, 266950), (275, 234916), (281, 229900), (380, 170005), (418, 154550), (475, 136004), (484, 133475), (550, 117458), (562, 114950), (605, 106780), (836, 77275), (950, 68002), (1045, 61820), (1100, 58729), (1124, 57475), (1210, 53390), (1405, 45980), (1900, 34001), (2090, 30910), (2299, 28100), (2420, 26695), (2810, 22990), (3025, 21356), (3091, 20900), (4180, 15455), (4598, 14050), (5225, 12364), (5339, 12100), (5620, 11495), (6050, 10678), (6182, 10450), (7025, 9196)]