9918850890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1\times {\mathrm{887}}^1$

素因数の和:1504

約数の個数: 128

約数和(自身を含む): 26197903872

約数和(自身を除く): 16279052982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 159, 195, 265, 318, 390, 530, 541, 689, 795, 887, 1082, 1378, 1590, 1623, 1774, 2067, 2661, 2705, 3246, 3445, 4134, 4435, 5322, 5410, 6890, 7033, 8115, 8870, 10335, 11531, 13305, 14066, 16230, 20670, 21099, 23062, 26610, 28673, 34593, 35165, 42198, 47011, 57346, 57655, 69186, 70330, 86019, 94022, 105495, 115310, 141033, 143365, 172038, 172965, 210990, 235055, 282066, 286730, 345930, 372749, 430095, 470110, 479867, 611143, 705165, 745498, 860190, 959734, 1118247, 1222286, 1410330, 1439601, 1833429, 1863745, 2236494, 2399335, 2879202, 3055715, 3666858, 3727490, 4798670, 5591235, 6111430, 6238271, 7198005, 9167145, 11182470, 12476542, 14396010, 18334290, 18714813, 25432951, 31191355, 37429626, 50865902, 62382710, 76298853, 93574065, 127164755, 152597706, 187148130, 254329510, 330628363, 381494265, 661256726, 762988530, 991885089, 1653141815, 1983770178, 3306283630, 4959425445, 9918850890]

約数ペア:

[(1, 9918850890), (2, 4959425445), (3, 3306283630), (5, 1983770178), (6, 1653141815), (10, 991885089), (13, 762988530), (15, 661256726), (26, 381494265), (30, 330628363), (39, 254329510), (53, 187148130), (65, 152597706), (78, 127164755), (106, 93574065), (130, 76298853), (159, 62382710), (195, 50865902), (265, 37429626), (318, 31191355), (390, 25432951), (530, 18714813), (541, 18334290), (689, 14396010), (795, 12476542), (887, 11182470), (1082, 9167145), (1378, 7198005), (1590, 6238271), (1623, 6111430), (1774, 5591235), (2067, 4798670), (2661, 3727490), (2705, 3666858), (3246, 3055715), (3445, 2879202), (4134, 2399335), (4435, 2236494), (5322, 1863745), (5410, 1833429), (6890, 1439601), (7033, 1410330), (8115, 1222286), (8870, 1118247), (10335, 959734), (11531, 860190), (13305, 745498), (14066, 705165), (16230, 611143), (20670, 479867), (21099, 470110), (23062, 430095), (26610, 372749), (28673, 345930), (34593, 286730), (35165, 282066), (42198, 235055), (47011, 210990), (57346, 172965), (57655, 172038), (69186, 143365), (70330, 141033), (86019, 115310), (94022, 105495)]