200969900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 453720960

約数和(自身を除く): 252751060

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 241, 269, 310, 482, 538, 620, 775, 964, 1076, 1205, 1345, 1550, 2410, 2690, 3100, 4820, 5380, 6025, 6725, 7471, 8339, 12050, 13450, 14942, 16678, 24100, 26900, 29884, 33356, 37355, 41695, 64829, 74710, 83390, 129658, 149420, 166780, 186775, 208475, 259316, 324145, 373550, 416950, 648290, 747100, 833900, 1296580, 1620725, 2009699, 3241450, 4019398, 6482900, 8038796, 10048495, 20096990, 40193980, 50242475, 100484950, 200969900]

約数ペア:

[(1, 200969900), (2, 100484950), (4, 50242475), (5, 40193980), (10, 20096990), (20, 10048495), (25, 8038796), (31, 6482900), (50, 4019398), (62, 3241450), (100, 2009699), (124, 1620725), (155, 1296580), (241, 833900), (269, 747100), (310, 648290), (482, 416950), (538, 373550), (620, 324145), (775, 259316), (964, 208475), (1076, 186775), (1205, 166780), (1345, 149420), (1550, 129658), (2410, 83390), (2690, 74710), (3100, 64829), (4820, 41695), (5380, 37355), (6025, 33356), (6725, 29884), (7471, 26900), (8339, 24100), (12050, 16678), (13450, 14942)]