551477900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1471}}^1$

素因数の和:1671

約数の個数: 72

約数和(自身を含む): 1257252864

約数和(自身を除く): 705774964

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 163, 230, 326, 460, 575, 652, 815, 1150, 1471, 1630, 2300, 2942, 3260, 3749, 4075, 5884, 7355, 7498, 8150, 14710, 14996, 16300, 18745, 29420, 33833, 36775, 37490, 67666, 73550, 74980, 93725, 135332, 147100, 169165, 187450, 239773, 338330, 374900, 479546, 676660, 845825, 959092, 1198865, 1691650, 2397730, 3383300, 4795460, 5514779, 5994325, 11029558, 11988650, 22059116, 23977300, 27573895, 55147790, 110295580, 137869475, 275738950, 551477900]

約数ペア:

[(1, 551477900), (2, 275738950), (4, 137869475), (5, 110295580), (10, 55147790), (20, 27573895), (23, 23977300), (25, 22059116), (46, 11988650), (50, 11029558), (92, 5994325), (100, 5514779), (115, 4795460), (163, 3383300), (230, 2397730), (326, 1691650), (460, 1198865), (575, 959092), (652, 845825), (815, 676660), (1150, 479546), (1471, 374900), (1630, 338330), (2300, 239773), (2942, 187450), (3260, 169165), (3749, 147100), (4075, 135332), (5884, 93725), (7355, 74980), (7498, 73550), (8150, 67666), (14710, 37490), (14996, 36775), (16300, 33833), (18745, 29420)]