28975950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3389}}^1$

素因数の和:3426

約数の個数: 72

約数和(自身を含む): 81970200

約数和(自身を除く): 52994250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 2850, 3389, 4275, 6778, 8550, 10167, 16945, 20334, 30501, 33890, 50835, 61002, 64391, 84725, 101670, 128782, 152505, 169450, 193173, 254175, 305010, 321955, 386346, 508350, 579519, 643910, 762525, 965865, 1159038, 1525050, 1609775, 1931730, 2897595, 3219550, 4829325, 5795190, 9658650, 14487975, 28975950]

約数ペア:

[(1, 28975950), (2, 14487975), (3, 9658650), (5, 5795190), (6, 4829325), (9, 3219550), (10, 2897595), (15, 1931730), (18, 1609775), (19, 1525050), (25, 1159038), (30, 965865), (38, 762525), (45, 643910), (50, 579519), (57, 508350), (75, 386346), (90, 321955), (95, 305010), (114, 254175), (150, 193173), (171, 169450), (190, 152505), (225, 128782), (285, 101670), (342, 84725), (450, 64391), (475, 61002), (570, 50835), (855, 33890), (950, 30501), (1425, 20334), (1710, 16945), (2850, 10167), (3389, 8550), (4275, 6778)]