640247486515

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{130787}}^1$

素因数の和:130901

約数の個数: 96

約数和(自身を含む): 1014464969280

約数和(自身を除く): 374217482765

約数列:

[1, 5, 7, 13, 29, 35, 49, 53, 65, 91, 145, 203, 245, 265, 371, 377, 455, 637, 689, 1015, 1421, 1537, 1855, 1885, 2597, 2639, 3185, 3445, 4823, 7105, 7685, 10759, 12985, 13195, 18473, 19981, 24115, 33761, 53795, 75313, 92365, 99905, 130787, 139867, 168805, 376565, 653935, 699335, 915509, 979069, 1700231, 3792823, 4577545, 4895345, 6408563, 6931711, 8501155, 11901617, 18964115, 26549761, 32042815, 34658555, 48521977, 49306699, 59508085, 83311319, 90112243, 132748805, 185848327, 201019619, 242609885, 246533495, 339653839, 345146893, 416556595, 450561215, 630785701, 929241635, 1005098095, 1407137333, 1698269195, 1725734465, 2416028251, 2613255047, 3153928505, 4415499907, 7035686665, 9849961331, 12080141255, 13066275235, 18292785329, 22077499535, 49249806655, 91463926645, 128049497303, 640247486515]

約数ペア:

[(1, 640247486515), (5, 128049497303), (7, 91463926645), (13, 49249806655), (29, 22077499535), (35, 18292785329), (49, 13066275235), (53, 12080141255), (65, 9849961331), (91, 7035686665), (145, 4415499907), (203, 3153928505), (245, 2613255047), (265, 2416028251), (371, 1725734465), (377, 1698269195), (455, 1407137333), (637, 1005098095), (689, 929241635), (1015, 630785701), (1421, 450561215), (1537, 416556595), (1855, 345146893), (1885, 339653839), (2597, 246533495), (2639, 242609885), (3185, 201019619), (3445, 185848327), (4823, 132748805), (7105, 90112243), (7685, 83311319), (10759, 59508085), (12985, 49306699), (13195, 48521977), (18473, 34658555), (19981, 32042815), (24115, 26549761), (33761, 18964115), (53795, 11901617), (75313, 8501155), (92365, 6931711), (99905, 6408563), (130787, 4895345), (139867, 4577545), (168805, 3792823), (376565, 1700231), (653935, 979069), (699335, 915509)]