20199973950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3452987}}^1$

素因数の和:3453018

約数の個数: 72

約数和(自身を含む): 58445274888

約数和(自身を除く): 38245300938

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 5850, 3452987, 6905974, 10358961, 17264935, 20717922, 31076883, 34529870, 44888831, 51794805, 62153766, 86324675, 89777662, 103589610, 134666493, 155384415, 172649350, 224444155, 258974025, 269332986, 310768830, 403999479, 448888310, 517948050, 673332465, 776922075, 807998958, 1122220775, 1346664930, 1553844150, 2019997395, 2244441550, 3366662325, 4039994790, 6733324650, 10099986975, 20199973950]

約数ペア:

[(1, 20199973950), (2, 10099986975), (3, 6733324650), (5, 4039994790), (6, 3366662325), (9, 2244441550), (10, 2019997395), (13, 1553844150), (15, 1346664930), (18, 1122220775), (25, 807998958), (26, 776922075), (30, 673332465), (39, 517948050), (45, 448888310), (50, 403999479), (65, 310768830), (75, 269332986), (78, 258974025), (90, 224444155), (117, 172649350), (130, 155384415), (150, 134666493), (195, 103589610), (225, 89777662), (234, 86324675), (325, 62153766), (390, 51794805), (450, 44888831), (585, 34529870), (650, 31076883), (975, 20717922), (1170, 17264935), (1950, 10358961), (2925, 6905974), (5850, 3452987)]