401744900

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 893172000

約数和(自身を除く): 491427100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 97, 100, 166, 194, 332, 388, 415, 485, 499, 830, 970, 998, 1660, 1940, 1996, 2075, 2425, 2495, 4150, 4850, 4990, 8051, 8300, 9700, 9980, 12475, 16102, 24950, 32204, 40255, 41417, 48403, 49900, 80510, 82834, 96806, 161020, 165668, 193612, 201275, 207085, 242015, 402550, 414170, 484030, 805100, 828340, 968060, 1035425, 1210075, 2070850, 2420150, 4017449, 4141700, 4840300, 8034898, 16069796, 20087245, 40174490, 80348980, 100436225, 200872450, 401744900]

約数ペア:

[(1, 401744900), (2, 200872450), (4, 100436225), (5, 80348980), (10, 40174490), (20, 20087245), (25, 16069796), (50, 8034898), (83, 4840300), (97, 4141700), (100, 4017449), (166, 2420150), (194, 2070850), (332, 1210075), (388, 1035425), (415, 968060), (485, 828340), (499, 805100), (830, 484030), (970, 414170), (998, 402550), (1660, 242015), (1940, 207085), (1996, 201275), (2075, 193612), (2425, 165668), (2495, 161020), (4150, 96806), (4850, 82834), (4990, 80510), (8051, 49900), (8300, 48403), (9700, 41417), (9980, 40255), (12475, 32204), (16102, 24950)]