155347441660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1\times {\mathrm{415879}}^1$

素因数の和:416890

約数の個数: 48

約数和(自身を含む): 343749772800

約数和(自身を除く): 188402331140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 983, 1966, 3932, 4915, 9830, 18677, 19660, 37354, 74708, 93385, 186770, 373540, 415879, 831758, 1663516, 2079395, 4158790, 7901701, 8317580, 15803402, 31606804, 39508505, 79017010, 158034020, 408809057, 817618114, 1635236228, 2044045285, 4088090570, 7767372083, 8176181140, 15534744166, 31069488332, 38836860415, 77673720830, 155347441660]

約数ペア:

[(1, 155347441660), (2, 77673720830), (4, 38836860415), (5, 31069488332), (10, 15534744166), (19, 8176181140), (20, 7767372083), (38, 4088090570), (76, 2044045285), (95, 1635236228), (190, 817618114), (380, 408809057), (983, 158034020), (1966, 79017010), (3932, 39508505), (4915, 31606804), (9830, 15803402), (18677, 8317580), (19660, 7901701), (37354, 4158790), (74708, 2079395), (93385, 1663516), (186770, 831758), (373540, 415879)]