4418615920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1\times {\mathrm{2063}}^1$

素因数の和:2770

約数の個数: 80

約数和(自身を含む): 10545075072

約数和(自身を除く): 6126459152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 653, 656, 820, 1306, 1640, 2063, 2612, 3265, 3280, 4126, 5224, 6530, 8252, 10315, 10448, 13060, 16504, 20630, 26120, 26773, 33008, 41260, 52240, 53546, 82520, 84583, 107092, 133865, 165040, 169166, 214184, 267730, 338332, 422915, 428368, 535460, 676664, 845830, 1070920, 1347139, 1353328, 1691660, 2141840, 2694278, 3383320, 5388556, 6735695, 6766640, 10777112, 13471390, 21554224, 26942780, 53885560, 55232699, 107771120, 110465398, 220930796, 276163495, 441861592, 552326990, 883723184, 1104653980, 2209307960, 4418615920]

約数ペア:

[(1, 4418615920), (2, 2209307960), (4, 1104653980), (5, 883723184), (8, 552326990), (10, 441861592), (16, 276163495), (20, 220930796), (40, 110465398), (41, 107771120), (80, 55232699), (82, 53885560), (164, 26942780), (205, 21554224), (328, 13471390), (410, 10777112), (653, 6766640), (656, 6735695), (820, 5388556), (1306, 3383320), (1640, 2694278), (2063, 2141840), (2612, 1691660), (3265, 1353328), (3280, 1347139), (4126, 1070920), (5224, 845830), (6530, 676664), (8252, 535460), (10315, 428368), (10448, 422915), (13060, 338332), (16504, 267730), (20630, 214184), (26120, 169166), (26773, 165040), (33008, 133865), (41260, 107092), (52240, 84583), (53546, 82520)]