171489250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 342950400

約数和(自身を除く): 171461150

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 79, 95, 125, 158, 190, 250, 395, 457, 475, 790, 914, 950, 1501, 1975, 2285, 2375, 3002, 3950, 4570, 4750, 7505, 8683, 9875, 11425, 15010, 17366, 19750, 22850, 36103, 37525, 43415, 57125, 72206, 75050, 86830, 114250, 180515, 187625, 217075, 361030, 375250, 434150, 685957, 902575, 1085375, 1371914, 1805150, 2170750, 3429785, 4512875, 6859570, 9025750, 17148925, 34297850, 85744625, 171489250]

約数ペア:

[(1, 171489250), (2, 85744625), (5, 34297850), (10, 17148925), (19, 9025750), (25, 6859570), (38, 4512875), (50, 3429785), (79, 2170750), (95, 1805150), (125, 1371914), (158, 1085375), (190, 902575), (250, 685957), (395, 434150), (457, 375250), (475, 361030), (790, 217075), (914, 187625), (950, 180515), (1501, 114250), (1975, 86830), (2285, 75050), (2375, 72206), (3002, 57125), (3950, 43415), (4570, 37525), (4750, 36103), (7505, 22850), (8683, 19750), (9875, 17366), (11425, 15010)]